Home / 198,207.24-273,539.48-112,166.28

Finding the Fourth Proportional to 198,207.24, 273,539.48 and 112,166.28

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Solution

The fourth proportional to 198,207.24, 273,539.48 and 112,166.28 is: 154,797.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,207.24 : 273,539.48 = 112,166.28 : x
  2. Step 2: Convert to fraction form
    198,207.24/273,539.48 = 112,166.28/x
  3. Step 3: Cross multiply
    198,207.24x = 273,539.48 × 112,166.28
  4. Step 4: Simplify right side
    198,207.24x = 30,681,905,343.90
  5. Step 5: Solve for x
    x = 30,681,905,343.90/198,207.24
  6. Step 6: Final answer
    x = 154,797.10

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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.