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Finding the Fourth Proportional to 61,585.87, 92,484.36 and 38,032.75

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Solution

The fourth proportional to 61,585.87, 92,484.36 and 38,032.75 is: 57,114.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,585.87 : 92,484.36 = 38,032.75 : x
  2. Step 2: Convert to fraction form
    61,585.87/92,484.36 = 38,032.75/x
  3. Step 3: Cross multiply
    61,585.87x = 92,484.36 × 38,032.75
  4. Step 4: Simplify right side
    61,585.87x = 3,517,434,542.79
  5. Step 5: Solve for x
    x = 3,517,434,542.79/61,585.87
  6. Step 6: Final answer
    x = 57,114.31

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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.