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Finding the Fourth Proportional to 62,542.80, 93,807.64 and 32,948.72

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Solution

The fourth proportional to 62,542.80, 93,807.64 and 32,948.72 is: 49,419.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,542.80 : 93,807.64 = 32,948.72 : x
  2. Step 2: Convert to fraction form
    62,542.80/93,807.64 = 32,948.72/x
  3. Step 3: Cross multiply
    62,542.80x = 93,807.64 × 32,948.72
  4. Step 4: Simplify right side
    62,542.80x = 3,090,841,664.22
  5. Step 5: Solve for x
    x = 3,090,841,664.22/62,542.80
  6. Step 6: Final answer
    x = 49,419.62

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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.