Home / 189,552.33-261,627.08-109,026.38

Finding the Fourth Proportional to 189,552.33, 261,627.08 and 109,026.38

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Solution

The fourth proportional to 189,552.33, 261,627.08 and 109,026.38 is: 150,482.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,552.33 : 261,627.08 = 109,026.38 : x
  2. Step 2: Convert to fraction form
    189,552.33/261,627.08 = 109,026.38/x
  3. Step 3: Cross multiply
    189,552.33x = 261,627.08 × 109,026.38
  4. Step 4: Simplify right side
    189,552.33x = 28,524,251,589.10
  5. Step 5: Solve for x
    x = 28,524,251,589.10/189,552.33
  6. Step 6: Final answer
    x = 150,482.20

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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.