Home / 140,442.60-193,639.78-132,301.80

Finding the Fourth Proportional to 140,442.60, 193,639.78 and 132,301.80

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Solution

The fourth proportional to 140,442.60, 193,639.78 and 132,301.80 is: 182,415.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,442.60 : 193,639.78 = 132,301.80 : x
  2. Step 2: Convert to fraction form
    140,442.60/193,639.78 = 132,301.80/x
  3. Step 3: Cross multiply
    140,442.60x = 193,639.78 × 132,301.80
  4. Step 4: Simplify right side
    140,442.60x = 25,618,891,445.60
  5. Step 5: Solve for x
    x = 25,618,891,445.60/140,442.60
  6. Step 6: Final answer
    x = 182,415.39

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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.