Home / 52,423.70-78,557.78-38,504.66

Finding the Fourth Proportional to 52,423.70, 78,557.78 and 38,504.66

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Solution

The fourth proportional to 52,423.70, 78,557.78 and 38,504.66 is: 57,699.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,423.70 : 78,557.78 = 38,504.66 : x
  2. Step 2: Convert to fraction form
    52,423.70/78,557.78 = 38,504.66/x
  3. Step 3: Cross multiply
    52,423.70x = 78,557.78 × 38,504.66
  4. Step 4: Simplify right side
    52,423.70x = 3,024,840,216.47
  5. Step 5: Solve for x
    x = 3,024,840,216.47/52,423.70
  6. Step 6: Final answer
    x = 57,699.87

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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.