Home / 42,545.82-63,823.23-17,587.74

Finding the Fourth Proportional to 42,545.82, 63,823.23 and 17,587.74

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Solution

The fourth proportional to 42,545.82, 63,823.23 and 17,587.74 is: 26,383.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,545.82 : 63,823.23 = 17,587.74 : x
  2. Step 2: Convert to fraction form
    42,545.82/63,823.23 = 17,587.74/x
  3. Step 3: Cross multiply
    42,545.82x = 63,823.23 × 17,587.74
  4. Step 4: Simplify right side
    42,545.82x = 1,122,506,375.20
  5. Step 5: Solve for x
    x = 1,122,506,375.20/42,545.82
  6. Step 6: Final answer
    x = 26,383.47

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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.