Home / 92,619.62-127,815.68-50,178.15

Finding the Fourth Proportional to 92,619.62, 127,815.68 and 50,178.15

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Solution

The fourth proportional to 92,619.62, 127,815.68 and 50,178.15 is: 69,246.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,619.62 : 127,815.68 = 50,178.15 : x
  2. Step 2: Convert to fraction form
    92,619.62/127,815.68 = 50,178.15/x
  3. Step 3: Cross multiply
    92,619.62x = 127,815.68 × 50,178.15
  4. Step 4: Simplify right side
    92,619.62x = 6,413,554,488.84
  5. Step 5: Solve for x
    x = 6,413,554,488.84/92,619.62
  6. Step 6: Final answer
    x = 69,246.18

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1.5x scale

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.