Home / 87,247.80-130,872.42-37,302.12

Finding the Fourth Proportional to 87,247.80, 130,872.42 and 37,302.12

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Solution

The fourth proportional to 87,247.80, 130,872.42 and 37,302.12 is: 55,953.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,247.80 : 130,872.42 = 37,302.12 : x
  2. Step 2: Convert to fraction form
    87,247.80/130,872.42 = 37,302.12/x
  3. Step 3: Cross multiply
    87,247.80x = 130,872.42 × 37,302.12
  4. Step 4: Simplify right side
    87,247.80x = 4,881,818,715.53
  5. Step 5: Solve for x
    x = 4,881,818,715.53/87,247.80
  6. Step 6: Final answer
    x = 55,953.49

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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.