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Finding the Fourth Proportional to 65,256.90, 97,812.45 and 27,810.60

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Solution

The fourth proportional to 65,256.90, 97,812.45 and 27,810.60 is: 41,684.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,256.90 : 97,812.45 = 27,810.60 : x
  2. Step 2: Convert to fraction form
    65,256.90/97,812.45 = 27,810.60/x
  3. Step 3: Cross multiply
    65,256.90x = 97,812.45 × 27,810.60
  4. Step 4: Simplify right side
    65,256.90x = 2,720,222,921.97
  5. Step 5: Solve for x
    x = 2,720,222,921.97/65,256.90
  6. Step 6: Final answer
    x = 41,684.83

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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.