Home / 76,423.88-114,658.59-36,472.85

Finding the Fourth Proportional to 76,423.88, 114,658.59 and 36,472.85

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Solution

The fourth proportional to 76,423.88, 114,658.59 and 36,472.85 is: 54,720.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,423.88 : 114,658.59 = 36,472.85 : x
  2. Step 2: Convert to fraction form
    76,423.88/114,658.59 = 36,472.85/x
  3. Step 3: Cross multiply
    76,423.88x = 114,658.59 × 36,472.85
  4. Step 4: Simplify right side
    76,423.88x = 4,181,925,554.28
  5. Step 5: Solve for x
    x = 4,181,925,554.28/76,423.88
  6. Step 6: Final answer
    x = 54,720.14

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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.