Home / 178,504.24-267,670.14-103,643.20

Finding the Fourth Proportional to 178,504.24, 267,670.14 and 103,643.20

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Solution

The fourth proportional to 178,504.24, 267,670.14 and 103,643.20 is: 155,414.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,504.24 : 267,670.14 = 103,643.20 : x
  2. Step 2: Convert to fraction form
    178,504.24/267,670.14 = 103,643.20/x
  3. Step 3: Cross multiply
    178,504.24x = 267,670.14 × 103,643.20
  4. Step 4: Simplify right side
    178,504.24x = 27,742,189,854.05
  5. Step 5: Solve for x
    x = 27,742,189,854.05/178,504.24
  6. Step 6: Final answer
    x = 155,414.74

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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.