Home / 132,198.76-182,434.35-71,769.34

Finding the Fourth Proportional to 132,198.76, 182,434.35 and 71,769.34

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Solution

The fourth proportional to 132,198.76, 182,434.35 and 71,769.34 is: 99,041.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,198.76 : 182,434.35 = 71,769.34 : x
  2. Step 2: Convert to fraction form
    132,198.76/182,434.35 = 71,769.34/x
  3. Step 3: Cross multiply
    132,198.76x = 182,434.35 × 71,769.34
  4. Step 4: Simplify right side
    132,198.76x = 13,093,192,892.83
  5. Step 5: Solve for x
    x = 13,093,192,892.83/132,198.76
  6. Step 6: Final answer
    x = 99,041.72

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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.