Home / 42,177.40-58,200.78-23,311.48

Finding the Fourth Proportional to 42,177.40, 58,200.78 and 23,311.48

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Solution

The fourth proportional to 42,177.40, 58,200.78 and 23,311.48 is: 32,167.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,177.40 : 58,200.78 = 23,311.48 : x
  2. Step 2: Convert to fraction form
    42,177.40/58,200.78 = 23,311.48/x
  3. Step 3: Cross multiply
    42,177.40x = 58,200.78 × 23,311.48
  4. Step 4: Simplify right side
    42,177.40x = 1,356,746,318.95
  5. Step 5: Solve for x
    x = 1,356,746,318.95/42,177.40
  6. Step 6: Final answer
    x = 32,167.61

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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.