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Finding the Fourth Proportional to 18,377, 27,565.52 and 4,526

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Solution

The fourth proportional to 18,377, 27,565.52 and 4,526 is: 6,789.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,377 : 27,565.52 = 4,526 : x
  2. Step 2: Convert to fraction form
    18,377/27,565.52 = 4,526/x
  3. Step 3: Cross multiply
    18,377x = 27,565.52 × 4,526
  4. Step 4: Simplify right side
    18,377x = 124,761,543.52
  5. Step 5: Solve for x
    x = 124,761,543.52/18,377
  6. Step 6: Final answer
    x = 6,789.00

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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.