Home / 92,557.08-127,728.78-50,115.60

Finding the Fourth Proportional to 92,557.08, 127,728.78 and 50,115.60

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Solution

The fourth proportional to 92,557.08, 127,728.78 and 50,115.60 is: 69,159.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,557.08 : 127,728.78 = 50,115.60 : x
  2. Step 2: Convert to fraction form
    92,557.08/127,728.78 = 50,115.60/x
  3. Step 3: Cross multiply
    92,557.08x = 127,728.78 × 50,115.60
  4. Step 4: Simplify right side
    92,557.08x = 6,401,204,446.97
  5. Step 5: Solve for x
    x = 6,401,204,446.97/92,557.08
  6. Step 6: Final answer
    x = 69,159.53

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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.