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Finding the Fourth Proportional to 59,962.68, 89,893.80 and 37,720.89

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Solution

The fourth proportional to 59,962.68, 89,893.80 and 37,720.89 is: 56,549.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,962.68 : 89,893.80 = 37,720.89 : x
  2. Step 2: Convert to fraction form
    59,962.68/89,893.80 = 37,720.89/x
  3. Step 3: Cross multiply
    59,962.68x = 89,893.80 × 37,720.89
  4. Step 4: Simplify right side
    59,962.68x = 3,390,874,141.48
  5. Step 5: Solve for x
    x = 3,390,874,141.48/59,962.68
  6. Step 6: Final answer
    x = 56,549.74

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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.