Home / 191,974.24-264,932.64-107,091.28

Finding the Fourth Proportional to 191,974.24, 264,932.64 and 107,091.28

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Solution

The fourth proportional to 191,974.24, 264,932.64 and 107,091.28 is: 147,790.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,974.24 : 264,932.64 = 107,091.28 : x
  2. Step 2: Convert to fraction form
    191,974.24/264,932.64 = 107,091.28/x
  3. Step 3: Cross multiply
    191,974.24x = 264,932.64 × 107,091.28
  4. Step 4: Simplify right side
    191,974.24x = 28,371,975,531.38
  5. Step 5: Solve for x
    x = 28,371,975,531.38/191,974.24
  6. Step 6: Final answer
    x = 147,790.53

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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.