Home / 56,385.18-84,599.91-23,121.18

Finding the Fourth Proportional to 56,385.18, 84,599.91 and 23,121.18

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Solution

The fourth proportional to 56,385.18, 84,599.91 and 23,121.18 is: 34,690.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,385.18 : 84,599.91 = 23,121.18 : x
  2. Step 2: Convert to fraction form
    56,385.18/84,599.91 = 23,121.18/x
  3. Step 3: Cross multiply
    56,385.18x = 84,599.91 × 23,121.18
  4. Step 4: Simplify right side
    56,385.18x = 1,956,049,747.09
  5. Step 5: Solve for x
    x = 1,956,049,747.09/56,385.18
  6. Step 6: Final answer
    x = 34,690.85

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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.