Home / 87,313.85-130,861.27-37,335.28

Finding the Fourth Proportional to 87,313.85, 130,861.27 and 37,335.28

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Solution

The fourth proportional to 87,313.85, 130,861.27 and 37,335.28 is: 55,956.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,313.85 : 130,861.27 = 37,335.28 : x
  2. Step 2: Convert to fraction form
    87,313.85/130,861.27 = 37,335.28/x
  3. Step 3: Cross multiply
    87,313.85x = 130,861.27 × 37,335.28
  4. Step 4: Simplify right side
    87,313.85x = 4,885,742,121.49
  5. Step 5: Solve for x
    x = 4,885,742,121.49/87,313.85
  6. Step 6: Final answer
    x = 55,956.10

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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.