Home / 63,306.62-87,374.82-40,673.91

Finding the Fourth Proportional to 63,306.62, 87,374.82 and 40,673.91

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Solution

The fourth proportional to 63,306.62, 87,374.82 and 40,673.91 is: 56,137.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,306.62 : 87,374.82 = 40,673.91 : x
  2. Step 2: Convert to fraction form
    63,306.62/87,374.82 = 40,673.91/x
  3. Step 3: Cross multiply
    63,306.62x = 87,374.82 × 40,673.91
  4. Step 4: Simplify right side
    63,306.62x = 3,553,875,564.95
  5. Step 5: Solve for x
    x = 3,553,875,564.95/63,306.62
  6. Step 6: Final answer
    x = 56,137.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.