Home / 92,621.76-127,817.22-50,180.19

Finding the Fourth Proportional to 92,621.76, 127,817.22 and 50,180.19

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Solution

The fourth proportional to 92,621.76, 127,817.22 and 50,180.19 is: 69,248.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,621.76 : 127,817.22 = 50,180.19 : x
  2. Step 2: Convert to fraction form
    92,621.76/127,817.22 = 50,180.19/x
  3. Step 3: Cross multiply
    92,621.76x = 127,817.22 × 50,180.19
  4. Step 4: Simplify right side
    92,621.76x = 6,413,891,745.79
  5. Step 5: Solve for x
    x = 6,413,891,745.79/92,621.76
  6. Step 6: Final answer
    x = 69,248.22

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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.