Home / 132,191.47-182,380.76-74,825.09

Finding the Fourth Proportional to 132,191.47, 182,380.76 and 74,825.09

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Solution

The fourth proportional to 132,191.47, 182,380.76 and 74,825.09 is: 103,234.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,191.47 : 182,380.76 = 74,825.09 : x
  2. Step 2: Convert to fraction form
    132,191.47/182,380.76 = 74,825.09/x
  3. Step 3: Cross multiply
    132,191.47x = 182,380.76 × 74,825.09
  4. Step 4: Simplify right side
    132,191.47x = 13,646,657,393.60
  5. Step 5: Solve for x
    x = 13,646,657,393.60/132,191.47
  6. Step 6: Final answer
    x = 103,234.03

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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.