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Finding the Fourth Proportional to 64,437.60, 96,627.60 and 24,981.60

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Solution

The fourth proportional to 64,437.60, 96,627.60 and 24,981.60 is: 37,461.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,437.60 : 96,627.60 = 24,981.60 : x
  2. Step 2: Convert to fraction form
    64,437.60/96,627.60 = 24,981.60/x
  3. Step 3: Cross multiply
    64,437.60x = 96,627.60 × 24,981.60
  4. Step 4: Simplify right side
    64,437.60x = 2,413,912,052.16
  5. Step 5: Solve for x
    x = 2,413,912,052.16/64,437.60
  6. Step 6: Final answer
    x = 37,461.23

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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.