Home / 132,481.93-182,851.32-75,122.39

Finding the Fourth Proportional to 132,481.93, 182,851.32 and 75,122.39

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Solution

The fourth proportional to 132,481.93, 182,851.32 and 75,122.39 is: 103,683.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,481.93 : 182,851.32 = 75,122.39 : x
  2. Step 2: Convert to fraction form
    132,481.93/182,851.32 = 75,122.39/x
  3. Step 3: Cross multiply
    132,481.93x = 182,851.32 × 75,122.39
  4. Step 4: Simplify right side
    132,481.93x = 13,736,226,883.19
  5. Step 5: Solve for x
    x = 13,736,226,883.19/132,481.93
  6. Step 6: Final answer
    x = 103,683.78

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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.