Home / 372,790.74-559,382.92-162,445.08

Finding the Fourth Proportional to 372,790.74, 559,382.92 and 162,445.08

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Solution

The fourth proportional to 372,790.74, 559,382.92 and 162,445.08 is: 243,753.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,790.74 : 559,382.92 = 162,445.08 : x
  2. Step 2: Convert to fraction form
    372,790.74/559,382.92 = 162,445.08/x
  3. Step 3: Cross multiply
    372,790.74x = 559,382.92 × 162,445.08
  4. Step 4: Simplify right side
    372,790.74x = 90,869,003,190.03
  5. Step 5: Solve for x
    x = 90,869,003,190.03/372,790.74
  6. Step 6: Final answer
    x = 243,753.38

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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.