Home / 178,309.26-267,420.15-73,158.30

Finding the Fourth Proportional to 178,309.26, 267,420.15 and 73,158.30

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Solution

The fourth proportional to 178,309.26, 267,420.15 and 73,158.30 is: 109,719.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,309.26 : 267,420.15 = 73,158.30 : x
  2. Step 2: Convert to fraction form
    178,309.26/267,420.15 = 73,158.30/x
  3. Step 3: Cross multiply
    178,309.26x = 267,420.15 × 73,158.30
  4. Step 4: Simplify right side
    178,309.26x = 19,564,003,559.75
  5. Step 5: Solve for x
    x = 19,564,003,559.75/178,309.26
  6. Step 6: Final answer
    x = 109,719.50

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1.5x scale

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.