Home / 198,528.07-273,967.84-107,882.32

Finding the Fourth Proportional to 198,528.07, 273,967.84 and 107,882.32

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Solution

The fourth proportional to 198,528.07, 273,967.84 and 107,882.32 is: 148,877.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,528.07 : 273,967.84 = 107,882.32 : x
  2. Step 2: Convert to fraction form
    198,528.07/273,967.84 = 107,882.32/x
  3. Step 3: Cross multiply
    198,528.07x = 273,967.84 × 107,882.32
  4. Step 4: Simplify right side
    198,528.07x = 29,556,286,184.59
  5. Step 5: Solve for x
    x = 29,556,286,184.59/198,528.07
  6. Step 6: Final answer
    x = 148,877.11

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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.