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Finding the Fourth Proportional to 59,955.60, 89,836.20 and 37,729.20

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Solution

The fourth proportional to 59,955.60, 89,836.20 and 37,729.20 is: 56,532.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,955.60 : 89,836.20 = 37,729.20 : x
  2. Step 2: Convert to fraction form
    59,955.60/89,836.20 = 37,729.20/x
  3. Step 3: Cross multiply
    59,955.60x = 89,836.20 × 37,729.20
  4. Step 4: Simplify right side
    59,955.60x = 3,389,447,957.04
  5. Step 5: Solve for x
    x = 3,389,447,957.04/59,955.60
  6. Step 6: Final answer
    x = 56,532.63

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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.