Home / 132,597.12-182,937.86-75,229.68

Finding the Fourth Proportional to 132,597.12, 182,937.86 and 75,229.68

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Solution

The fourth proportional to 132,597.12, 182,937.86 and 75,229.68 is: 103,790.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,597.12 : 182,937.86 = 75,229.68 : x
  2. Step 2: Convert to fraction form
    132,597.12/182,937.86 = 75,229.68/x
  3. Step 3: Cross multiply
    132,597.12x = 182,937.86 × 75,229.68
  4. Step 4: Simplify right side
    132,597.12x = 13,762,356,667.68
  5. Step 5: Solve for x
    x = 13,762,356,667.68/132,597.12
  6. Step 6: Final answer
    x = 103,790.77

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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.