Home / 127,582.28-191,414.40-38,852.96

Finding the Fourth Proportional to 127,582.28, 191,414.40 and 38,852.96

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Solution

The fourth proportional to 127,582.28, 191,414.40 and 38,852.96 is: 58,291.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,582.28 : 191,414.40 = 38,852.96 : x
  2. Step 2: Convert to fraction form
    127,582.28/191,414.40 = 38,852.96/x
  3. Step 3: Cross multiply
    127,582.28x = 191,414.40 × 38,852.96
  4. Step 4: Simplify right side
    127,582.28x = 7,437,016,026.62
  5. Step 5: Solve for x
    x = 7,437,016,026.62/127,582.28
  6. Step 6: Final answer
    x = 58,291.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.