Home / 193,545.25-267,113.90-112,992.57

Finding the Fourth Proportional to 193,545.25, 267,113.90 and 112,992.57

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Solution

The fourth proportional to 193,545.25, 267,113.90 and 112,992.57 is: 155,942.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,545.25 : 267,113.90 = 112,992.57 : x
  2. Step 2: Convert to fraction form
    193,545.25/267,113.90 = 112,992.57/x
  3. Step 3: Cross multiply
    193,545.25x = 267,113.90 × 112,992.57
  4. Step 4: Simplify right side
    193,545.25x = 30,181,886,326.20
  5. Step 5: Solve for x
    x = 30,181,886,326.20/193,545.25
  6. Step 6: Final answer
    x = 155,942.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.