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Finding the Fourth Proportional to 61,551.68, 92,292.89 and 19,423.91

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Solution

The fourth proportional to 61,551.68, 92,292.89 and 19,423.91 is: 29,124.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,551.68 : 92,292.89 = 19,423.91 : x
  2. Step 2: Convert to fraction form
    61,551.68/92,292.89 = 19,423.91/x
  3. Step 3: Cross multiply
    61,551.68x = 92,292.89 × 19,423.91
  4. Step 4: Simplify right side
    61,551.68x = 1,792,688,789.00
  5. Step 5: Solve for x
    x = 1,792,688,789.00/61,551.68
  6. Step 6: Final answer
    x = 29,124.94

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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.