Home / 132,201.60-182,439.63-71,772.90

Finding the Fourth Proportional to 132,201.60, 182,439.63 and 71,772.90

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Solution

The fourth proportional to 132,201.60, 182,439.63 and 71,772.90 is: 99,047.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,201.60 : 182,439.63 = 71,772.90 : x
  2. Step 2: Convert to fraction form
    132,201.60/182,439.63 = 71,772.90/x
  3. Step 3: Cross multiply
    132,201.60x = 182,439.63 × 71,772.90
  4. Step 4: Simplify right side
    132,201.60x = 13,094,221,320.03
  5. Step 5: Solve for x
    x = 13,094,221,320.03/132,201.60
  6. Step 6: Final answer
    x = 99,047.37

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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.