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Finding the Fourth Proportional to 61,565.84, 92,348.78 and 14,818.71

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Solution

The fourth proportional to 61,565.84, 92,348.78 and 14,818.71 is: 22,228.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,565.84 : 92,348.78 = 14,818.71 : x
  2. Step 2: Convert to fraction form
    61,565.84/92,348.78 = 14,818.71/x
  3. Step 3: Cross multiply
    61,565.84x = 92,348.78 × 14,818.71
  4. Step 4: Simplify right side
    61,565.84x = 1,368,490,061.89
  5. Step 5: Solve for x
    x = 1,368,490,061.89/61,565.84
  6. Step 6: Final answer
    x = 22,228.07

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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.