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Finding the Fourth Proportional to 61,700.30, 92,550.45 and 14,953.18

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Solution

The fourth proportional to 61,700.30, 92,550.45 and 14,953.18 is: 22,429.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,700.30 : 92,550.45 = 14,953.18 : x
  2. Step 2: Convert to fraction form
    61,700.30/92,550.45 = 14,953.18/x
  3. Step 3: Cross multiply
    61,700.30x = 92,550.45 × 14,953.18
  4. Step 4: Simplify right side
    61,700.30x = 1,383,923,082.63
  5. Step 5: Solve for x
    x = 1,383,923,082.63/61,700.30
  6. Step 6: Final answer
    x = 22,429.76

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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.