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Finding the Fourth Proportional to 61,656.47, 92,484.74 and 14,909.39

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Solution

The fourth proportional to 61,656.47, 92,484.74 and 14,909.39 is: 22,364.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,656.47 : 92,484.74 = 14,909.39 : x
  2. Step 2: Convert to fraction form
    61,656.47/92,484.74 = 14,909.39/x
  3. Step 3: Cross multiply
    61,656.47x = 92,484.74 × 14,909.39
  4. Step 4: Simplify right side
    61,656.47x = 1,378,890,632.56
  5. Step 5: Solve for x
    x = 1,378,890,632.56/61,656.47
  6. Step 6: Final answer
    x = 22,364.09

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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.