Home / 52,521.56-78,771.53-15,073.28

Finding the Fourth Proportional to 52,521.56, 78,771.53 and 15,073.28

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Solution

The fourth proportional to 52,521.56, 78,771.53 and 15,073.28 is: 22,606.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,521.56 : 78,771.53 = 15,073.28 : x
  2. Step 2: Convert to fraction form
    52,521.56/78,771.53 = 15,073.28/x
  3. Step 3: Cross multiply
    52,521.56x = 78,771.53 × 15,073.28
  4. Step 4: Simplify right side
    52,521.56x = 1,187,345,327.72
  5. Step 5: Solve for x
    x = 1,187,345,327.72/52,521.56
  6. Step 6: Final answer
    x = 22,606.82

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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.