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Finding the Fourth Proportional to 61,709.82, 92,565.03 and 14,962.68

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Solution

The fourth proportional to 61,709.82, 92,565.03 and 14,962.68 is: 22,444.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,709.82 : 92,565.03 = 14,962.68 : x
  2. Step 2: Convert to fraction form
    61,709.82/92,565.03 = 14,962.68/x
  3. Step 3: Cross multiply
    61,709.82x = 92,565.03 × 14,962.68
  4. Step 4: Simplify right side
    61,709.82x = 1,385,020,923.08
  5. Step 5: Solve for x
    x = 1,385,020,923.08/61,709.82
  6. Step 6: Final answer
    x = 22,444.09

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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.