Home / 132,001.32-182,162.76-71,572.32

Finding the Fourth Proportional to 132,001.32, 182,162.76 and 71,572.32

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Solution

The fourth proportional to 132,001.32, 182,162.76 and 71,572.32 is: 98,770.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,001.32 : 182,162.76 = 71,572.32 : x
  2. Step 2: Convert to fraction form
    132,001.32/182,162.76 = 71,572.32/x
  3. Step 3: Cross multiply
    132,001.32x = 182,162.76 × 71,572.32
  4. Step 4: Simplify right side
    132,001.32x = 13,037,811,350.80
  5. Step 5: Solve for x
    x = 13,037,811,350.80/132,001.32
  6. Step 6: Final answer
    x = 98,770.31

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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.