Home / 87,059.36-130,589.04-24,721.76

Finding the Fourth Proportional to 87,059.36, 130,589.04 and 24,721.76

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Solution

The fourth proportional to 87,059.36, 130,589.04 and 24,721.76 is: 37,082.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,059.36 : 130,589.04 = 24,721.76 : x
  2. Step 2: Convert to fraction form
    87,059.36/130,589.04 = 24,721.76/x
  3. Step 3: Cross multiply
    87,059.36x = 130,589.04 × 24,721.76
  4. Step 4: Simplify right side
    87,059.36x = 3,228,390,905.51
  5. Step 5: Solve for x
    x = 3,228,390,905.51/87,059.36
  6. Step 6: Final answer
    x = 37,082.64

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Double scale
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Similar ratio
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1.5x scale

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.