Home / 141,057.74-194,663.27-77,395.52

Finding the Fourth Proportional to 141,057.74, 194,663.27 and 77,395.52

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Solution

The fourth proportional to 141,057.74, 194,663.27 and 77,395.52 is: 106,807.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,057.74 : 194,663.27 = 77,395.52 : x
  2. Step 2: Convert to fraction form
    141,057.74/194,663.27 = 77,395.52/x
  3. Step 3: Cross multiply
    141,057.74x = 194,663.27 × 77,395.52
  4. Step 4: Simplify right side
    141,057.74x = 15,066,065,251.35
  5. Step 5: Solve for x
    x = 15,066,065,251.35/141,057.74
  6. Step 6: Final answer
    x = 106,807.79

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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.