Home / 119,727-179,591.40-53,149.23

Finding the Fourth Proportional to 119,727, 179,591.40 and 53,149.23

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Solution

The fourth proportional to 119,727, 179,591.40 and 53,149.23 is: 79,724.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,727 : 179,591.40 = 53,149.23 : x
  2. Step 2: Convert to fraction form
    119,727/179,591.40 = 53,149.23/x
  3. Step 3: Cross multiply
    119,727x = 179,591.40 × 53,149.23
  4. Step 4: Simplify right side
    119,727x = 9,545,144,624.62
  5. Step 5: Solve for x
    x = 9,545,144,624.62/119,727
  6. Step 6: Final answer
    x = 79,724.24

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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.