Home / 114,724.53-158,377.41-71,727.91

Finding the Fourth Proportional to 114,724.53, 158,377.41 and 71,727.91

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Solution

The fourth proportional to 114,724.53, 158,377.41 and 71,727.91 is: 99,020.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,724.53 : 158,377.41 = 71,727.91 : x
  2. Step 2: Convert to fraction form
    114,724.53/158,377.41 = 71,727.91/x
  3. Step 3: Cross multiply
    114,724.53x = 158,377.41 × 71,727.91
  4. Step 4: Simplify right side
    114,724.53x = 11,360,080,214.57
  5. Step 5: Solve for x
    x = 11,360,080,214.57/114,724.53
  6. Step 6: Final answer
    x = 99,020.50

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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.