Home / 267,979.82-401,444.19-155,423.59

Finding the Fourth Proportional to 267,979.82, 401,444.19 and 155,423.59

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Solution

The fourth proportional to 267,979.82, 401,444.19 and 155,423.59 is: 232,830.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,979.82 : 401,444.19 = 155,423.59 : x
  2. Step 2: Convert to fraction form
    267,979.82/401,444.19 = 155,423.59/x
  3. Step 3: Cross multiply
    267,979.82x = 401,444.19 × 155,423.59
  4. Step 4: Simplify right side
    267,979.82x = 62,393,896,190.83
  5. Step 5: Solve for x
    x = 62,393,896,190.83/267,979.82
  6. Step 6: Final answer
    x = 232,830.58

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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.