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Finding the Fourth Proportional to 64,615,627.60, 96,923,441.40 and 23,674,987.60

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Solution

The fourth proportional to 64,615,627.60, 96,923,441.40 and 23,674,987.60 is: 35,512,481.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,615,627.60 : 96,923,441.40 = 23,674,987.60 : x
  2. Step 2: Convert to fraction form
    64,615,627.60/96,923,441.40 = 23,674,987.60/x
  3. Step 3: Cross multiply
    64,615,627.60x = 96,923,441.40 × 23,674,987.60
  4. Step 4: Simplify right side
    64,615,627.60x = 2,294,661,273,294,327
  5. Step 5: Solve for x
    x = 2,294,661,273,294,327/64,615,627.60
  6. Step 6: Final answer
    x = 35,512,481.40

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.