Home / 372,605.20-558,864.60-106,406.80

Finding the Fourth Proportional to 372,605.20, 558,864.60 and 106,406.80

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Solution

The fourth proportional to 372,605.20, 558,864.60 and 106,406.80 is: 159,597.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,605.20 : 558,864.60 = 106,406.80 : x
  2. Step 2: Convert to fraction form
    372,605.20/558,864.60 = 106,406.80/x
  3. Step 3: Cross multiply
    372,605.20x = 558,864.60 × 106,406.80
  4. Step 4: Simplify right side
    372,605.20x = 59,466,993,719.28
  5. Step 5: Solve for x
    x = 59,466,993,719.28/372,605.20
  6. Step 6: Final answer
    x = 159,597.86

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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.