Home / 372,700.20-559,055.16-106,469.40

Finding the Fourth Proportional to 372,700.20, 559,055.16 and 106,469.40

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Solution

The fourth proportional to 372,700.20, 559,055.16 and 106,469.40 is: 159,705.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,700.20 : 559,055.16 = 106,469.40 : x
  2. Step 2: Convert to fraction form
    372,700.20/559,055.16 = 106,469.40/x
  3. Step 3: Cross multiply
    372,700.20x = 559,055.16 × 106,469.40
  4. Step 4: Simplify right side
    372,700.20x = 59,522,267,452.10
  5. Step 5: Solve for x
    x = 59,522,267,452.10/372,700.20
  6. Step 6: Final answer
    x = 159,705.49

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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.