Home / 132,403.44-182,670.84-84,684.72

Finding the Fourth Proportional to 132,403.44, 182,670.84 and 84,684.72

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Solution

The fourth proportional to 132,403.44, 182,670.84 and 84,684.72 is: 116,835.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,403.44 : 182,670.84 = 84,684.72 : x
  2. Step 2: Convert to fraction form
    132,403.44/182,670.84 = 84,684.72/x
  3. Step 3: Cross multiply
    132,403.44x = 182,670.84 × 84,684.72
  4. Step 4: Simplify right side
    132,403.44x = 15,469,428,937.56
  5. Step 5: Solve for x
    x = 15,469,428,937.56/132,403.44
  6. Step 6: Final answer
    x = 116,835.55

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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.