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Finding the Fourth Proportional to 61,592.40, 84,981.72 and 37,710.36

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Solution

The fourth proportional to 61,592.40, 84,981.72 and 37,710.36 is: 52,030.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,592.40 : 84,981.72 = 37,710.36 : x
  2. Step 2: Convert to fraction form
    61,592.40/84,981.72 = 37,710.36/x
  3. Step 3: Cross multiply
    61,592.40x = 84,981.72 × 37,710.36
  4. Step 4: Simplify right side
    61,592.40x = 3,204,691,254.62
  5. Step 5: Solve for x
    x = 3,204,691,254.62/61,592.40
  6. Step 6: Final answer
    x = 52,030.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.