Home / 132,371.55-182,674.16-71,942.20

Finding the Fourth Proportional to 132,371.55, 182,674.16 and 71,942.20

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Solution

The fourth proportional to 132,371.55, 182,674.16 and 71,942.20 is: 99,281.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,371.55 : 182,674.16 = 71,942.20 : x
  2. Step 2: Convert to fraction form
    132,371.55/182,674.16 = 71,942.20/x
  3. Step 3: Cross multiply
    132,371.55x = 182,674.16 × 71,942.20
  4. Step 4: Simplify right side
    132,371.55x = 13,141,980,953.55
  5. Step 5: Solve for x
    x = 13,141,980,953.55/132,371.55
  6. Step 6: Final answer
    x = 99,281.01

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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.