Home / 140,929.74-194,331.15-107,000.46

Finding the Fourth Proportional to 140,929.74, 194,331.15 and 107,000.46

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Solution

The fourth proportional to 140,929.74, 194,331.15 and 107,000.46 is: 147,545.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,929.74 : 194,331.15 = 107,000.46 : x
  2. Step 2: Convert to fraction form
    140,929.74/194,331.15 = 107,000.46/x
  3. Step 3: Cross multiply
    140,929.74x = 194,331.15 × 107,000.46
  4. Step 4: Simplify right side
    140,929.74x = 20,793,522,442.33
  5. Step 5: Solve for x
    x = 20,793,522,442.33/140,929.74
  6. Step 6: Final answer
    x = 147,545.31

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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.