Home / 56,590.98-84,859.11-17,139.35

Finding the Fourth Proportional to 56,590.98, 84,859.11 and 17,139.35

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Solution

The fourth proportional to 56,590.98, 84,859.11 and 17,139.35 is: 25,700.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,590.98 : 84,859.11 = 17,139.35 : x
  2. Step 2: Convert to fraction form
    56,590.98/84,859.11 = 17,139.35/x
  3. Step 3: Cross multiply
    56,590.98x = 84,859.11 × 17,139.35
  4. Step 4: Simplify right side
    56,590.98x = 1,454,429,562.68
  5. Step 5: Solve for x
    x = 1,454,429,562.68/56,590.98
  6. Step 6: Final answer
    x = 25,700.73

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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.