Home / 178,345.33-267,440.19-67,459.57

Finding the Fourth Proportional to 178,345.33, 267,440.19 and 67,459.57

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Solution

The fourth proportional to 178,345.33, 267,440.19 and 67,459.57 is: 101,159.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,345.33 : 267,440.19 = 67,459.57 : x
  2. Step 2: Convert to fraction form
    178,345.33/267,440.19 = 67,459.57/x
  3. Step 3: Cross multiply
    178,345.33x = 267,440.19 × 67,459.57
  4. Step 4: Simplify right side
    178,345.33x = 18,041,400,218.12
  5. Step 5: Solve for x
    x = 18,041,400,218.12/178,345.33
  6. Step 6: Final answer
    x = 101,159.93

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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.