Home / 141,248.28-194,917.38-77,582.28

Finding the Fourth Proportional to 141,248.28, 194,917.38 and 77,582.28

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Solution

The fourth proportional to 141,248.28, 194,917.38 and 77,582.28 is: 107,060.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,248.28 : 194,917.38 = 77,582.28 : x
  2. Step 2: Convert to fraction form
    141,248.28/194,917.38 = 77,582.28/x
  3. Step 3: Cross multiply
    141,248.28x = 194,917.38 × 77,582.28
  4. Step 4: Simplify right side
    141,248.28x = 15,122,134,752.03
  5. Step 5: Solve for x
    x = 15,122,134,752.03/141,248.28
  6. Step 6: Final answer
    x = 107,060.66

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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.