Home / 140,695.26-194,159.46-77,033.04

Finding the Fourth Proportional to 140,695.26, 194,159.46 and 77,033.04

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Solution

The fourth proportional to 140,695.26, 194,159.46 and 77,033.04 is: 106,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,695.26 : 194,159.46 = 77,033.04 : x
  2. Step 2: Convert to fraction form
    140,695.26/194,159.46 = 77,033.04/x
  3. Step 3: Cross multiply
    140,695.26x = 194,159.46 × 77,033.04
  4. Step 4: Simplify right side
    140,695.26x = 14,956,693,448.56
  5. Step 5: Solve for x
    x = 14,956,693,448.56/140,695.26
  6. Step 6: Final answer
    x = 106,305.60

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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.