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Finding the Fourth Proportional to 62,973.92, 94,482.72 and 27,938.12

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Solution

The fourth proportional to 62,973.92, 94,482.72 and 27,938.12 is: 41,916.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,973.92 : 94,482.72 = 27,938.12 : x
  2. Step 2: Convert to fraction form
    62,973.92/94,482.72 = 27,938.12/x
  3. Step 3: Cross multiply
    62,973.92x = 94,482.72 × 27,938.12
  4. Step 4: Simplify right side
    62,973.92x = 2,639,669,569.29
  5. Step 5: Solve for x
    x = 2,639,669,569.29/62,973.92
  6. Step 6: Final answer
    x = 41,916.87

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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.