Home / 132,031.50-182,200.25-75,439.23

Finding the Fourth Proportional to 132,031.50, 182,200.25 and 75,439.23

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Solution

The fourth proportional to 132,031.50, 182,200.25 and 75,439.23 is: 104,104.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,031.50 : 182,200.25 = 75,439.23 : x
  2. Step 2: Convert to fraction form
    132,031.50/182,200.25 = 75,439.23/x
  3. Step 3: Cross multiply
    132,031.50x = 182,200.25 × 75,439.23
  4. Step 4: Simplify right side
    132,031.50x = 13,745,046,188.61
  5. Step 5: Solve for x
    x = 13,745,046,188.61/132,031.50
  6. Step 6: Final answer
    x = 104,104.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.