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Finding the Fourth Proportional to 61,688.17, 92,532.80 and 14,941.09

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Solution

The fourth proportional to 61,688.17, 92,532.80 and 14,941.09 is: 22,411.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,688.17 : 92,532.80 = 14,941.09 : x
  2. Step 2: Convert to fraction form
    61,688.17/92,532.80 = 14,941.09/x
  3. Step 3: Cross multiply
    61,688.17x = 92,532.80 × 14,941.09
  4. Step 4: Simplify right side
    61,688.17x = 1,382,540,892.75
  5. Step 5: Solve for x
    x = 1,382,540,892.75/61,688.17
  6. Step 6: Final answer
    x = 22,411.77

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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.