Home / 85,092.91-127,444.96-40,750.81

Finding the Fourth Proportional to 85,092.91, 127,444.96 and 40,750.81

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Solution

The fourth proportional to 85,092.91, 127,444.96 and 40,750.81 is: 61,033.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,092.91 : 127,444.96 = 40,750.81 : x
  2. Step 2: Convert to fraction form
    85,092.91/127,444.96 = 40,750.81/x
  3. Step 3: Cross multiply
    85,092.91x = 127,444.96 × 40,750.81
  4. Step 4: Simplify right side
    85,092.91x = 5,193,485,350.42
  5. Step 5: Solve for x
    x = 5,193,485,350.42/85,092.91
  6. Step 6: Final answer
    x = 61,033.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.