Home / 91,838.61-137,758.68-25,282.44

Finding the Fourth Proportional to 91,838.61, 137,758.68 and 25,282.44

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Solution

The fourth proportional to 91,838.61, 137,758.68 and 25,282.44 is: 37,923.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,838.61 : 137,758.68 = 25,282.44 : x
  2. Step 2: Convert to fraction form
    91,838.61/137,758.68 = 25,282.44/x
  3. Step 3: Cross multiply
    91,838.61x = 137,758.68 × 25,282.44
  4. Step 4: Simplify right side
    91,838.61x = 3,482,875,561.58
  5. Step 5: Solve for x
    x = 3,482,875,561.58/91,838.61
  6. Step 6: Final answer
    x = 37,923.87

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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.