Home / 132,305.30-182,580.58-71,875.46

Finding the Fourth Proportional to 132,305.30, 182,580.58 and 71,875.46

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Solution

The fourth proportional to 132,305.30, 182,580.58 and 71,875.46 is: 99,187.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,305.30 : 182,580.58 = 71,875.46 : x
  2. Step 2: Convert to fraction form
    132,305.30/182,580.58 = 71,875.46/x
  3. Step 3: Cross multiply
    132,305.30x = 182,580.58 × 71,875.46
  4. Step 4: Simplify right side
    132,305.30x = 13,123,063,174.57
  5. Step 5: Solve for x
    x = 13,123,063,174.57/132,305.30
  6. Step 6: Final answer
    x = 99,187.74

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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.