Home / 112,595.52-155,379.60-62,294.52

Finding the Fourth Proportional to 112,595.52, 155,379.60 and 62,294.52

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Solution

The fourth proportional to 112,595.52, 155,379.60 and 62,294.52 is: 85,965.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,595.52 : 155,379.60 = 62,294.52 : x
  2. Step 2: Convert to fraction form
    112,595.52/155,379.60 = 62,294.52/x
  3. Step 3: Cross multiply
    112,595.52x = 155,379.60 × 62,294.52
  4. Step 4: Simplify right side
    112,595.52x = 9,679,297,599.79
  5. Step 5: Solve for x
    x = 9,679,297,599.79/112,595.52
  6. Step 6: Final answer
    x = 85,965.21

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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.