Home / 92,158.76-127,179.34-51,873.12

Finding the Fourth Proportional to 92,158.76, 127,179.34 and 51,873.12

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Solution

The fourth proportional to 92,158.76, 127,179.34 and 51,873.12 is: 71,585.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,158.76 : 127,179.34 = 51,873.12 : x
  2. Step 2: Convert to fraction form
    92,158.76/127,179.34 = 51,873.12/x
  3. Step 3: Cross multiply
    92,158.76x = 127,179.34 × 51,873.12
  4. Step 4: Simplify right side
    92,158.76x = 6,597,189,165.34
  5. Step 5: Solve for x
    x = 6,597,189,165.34/92,158.76
  6. Step 6: Final answer
    x = 71,585.05

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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.