Home / 198,521.33-273,959.23-107,877.08

Finding the Fourth Proportional to 198,521.33, 273,959.23 and 107,877.08

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Solution

The fourth proportional to 198,521.33, 273,959.23 and 107,877.08 is: 148,870.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,521.33 : 273,959.23 = 107,877.08 : x
  2. Step 2: Convert to fraction form
    198,521.33/273,959.23 = 107,877.08/x
  3. Step 3: Cross multiply
    198,521.33x = 273,959.23 × 107,877.08
  4. Step 4: Simplify right side
    198,521.33x = 29,553,922,186.65
  5. Step 5: Solve for x
    x = 29,553,922,186.65/198,521.33
  6. Step 6: Final answer
    x = 148,870.26

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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.