Home / 87,034.12-130,558.10-37,114.65

Finding the Fourth Proportional to 87,034.12, 130,558.10 and 37,114.65

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Solution

The fourth proportional to 87,034.12, 130,558.10 and 37,114.65 is: 55,674.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,034.12 : 130,558.10 = 37,114.65 : x
  2. Step 2: Convert to fraction form
    87,034.12/130,558.10 = 37,114.65/x
  3. Step 3: Cross multiply
    87,034.12x = 130,558.10 × 37,114.65
  4. Step 4: Simplify right side
    87,034.12x = 4,845,617,946.55
  5. Step 5: Solve for x
    x = 4,845,617,946.55/87,034.12
  6. Step 6: Final answer
    x = 55,674.92

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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.