Home / 132,245.92-182,500.86-71,817.22

Finding the Fourth Proportional to 132,245.92, 182,500.86 and 71,817.22

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Solution

The fourth proportional to 132,245.92, 182,500.86 and 71,817.22 is: 99,108.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,245.92 : 182,500.86 = 71,817.22 : x
  2. Step 2: Convert to fraction form
    132,245.92/182,500.86 = 71,817.22/x
  3. Step 3: Cross multiply
    132,245.92x = 182,500.86 × 71,817.22
  4. Step 4: Simplify right side
    132,245.92x = 13,106,704,412.81
  5. Step 5: Solve for x
    x = 13,106,704,412.81/132,245.92
  6. Step 6: Final answer
    x = 99,108.57

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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.