Home / 198,192.16-273,503.79-107,545.82

Finding the Fourth Proportional to 198,192.16, 273,503.79 and 107,545.82

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Solution

The fourth proportional to 198,192.16, 273,503.79 and 107,545.82 is: 148,412.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,192.16 : 273,503.79 = 107,545.82 : x
  2. Step 2: Convert to fraction form
    198,192.16/273,503.79 = 107,545.82/x
  3. Step 3: Cross multiply
    198,192.16x = 273,503.79 × 107,545.82
  4. Step 4: Simplify right side
    198,192.16x = 29,414,189,368.66
  5. Step 5: Solve for x
    x = 29,414,189,368.66/198,192.16
  6. Step 6: Final answer
    x = 148,412.48

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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.