Home / 132,199.92-182,437.79-71,770.68

Finding the Fourth Proportional to 132,199.92, 182,437.79 and 71,770.68

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Solution

The fourth proportional to 132,199.92, 182,437.79 and 71,770.68 is: 99,044.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,199.92 : 182,437.79 = 71,770.68 : x
  2. Step 2: Convert to fraction form
    132,199.92/182,437.79 = 71,770.68/x
  3. Step 3: Cross multiply
    132,199.92x = 182,437.79 × 71,770.68
  4. Step 4: Simplify right side
    132,199.92x = 13,093,683,887.14
  5. Step 5: Solve for x
    x = 13,093,683,887.14/132,199.92
  6. Step 6: Final answer
    x = 99,044.57

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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.