Home / 92,595.20-127,781.16-50,153.84

Finding the Fourth Proportional to 92,595.20, 127,781.16 and 50,153.84

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Solution

The fourth proportional to 92,595.20, 127,781.16 and 50,153.84 is: 69,212.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,595.20 : 127,781.16 = 50,153.84 : x
  2. Step 2: Convert to fraction form
    92,595.20/127,781.16 = 50,153.84/x
  3. Step 3: Cross multiply
    92,595.20x = 127,781.16 × 50,153.84
  4. Step 4: Simplify right side
    92,595.20x = 6,408,715,853.65
  5. Step 5: Solve for x
    x = 6,408,715,853.65/92,595.20
  6. Step 6: Final answer
    x = 69,212.18

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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.