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Finding the Fourth Proportional to 38,061.59, 57,101.90 and 14,369.09

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Solution

The fourth proportional to 38,061.59, 57,101.90 and 14,369.09 is: 21,557.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,061.59 : 57,101.90 = 14,369.09 : x
  2. Step 2: Convert to fraction form
    38,061.59/57,101.90 = 14,369.09/x
  3. Step 3: Cross multiply
    38,061.59x = 57,101.90 × 14,369.09
  4. Step 4: Simplify right side
    38,061.59x = 820,501,982.92
  5. Step 5: Solve for x
    x = 820,501,982.92/38,061.59
  6. Step 6: Final answer
    x = 21,557.22

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1.5x scale

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.