Home / 178,339.18-267,431.01-67,453.42

Finding the Fourth Proportional to 178,339.18, 267,431.01 and 67,453.42

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Solution

The fourth proportional to 178,339.18, 267,431.01 and 67,453.42 is: 101,150.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,339.18 : 267,431.01 = 67,453.42 : x
  2. Step 2: Convert to fraction form
    178,339.18/267,431.01 = 67,453.42/x
  3. Step 3: Cross multiply
    178,339.18x = 267,431.01 × 67,453.42
  4. Step 4: Simplify right side
    178,339.18x = 18,039,136,238.55
  5. Step 5: Solve for x
    x = 18,039,136,238.55/178,339.18
  6. Step 6: Final answer
    x = 101,150.72

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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.