Home / 123,394.16-185,091.72-29,899.76

Finding the Fourth Proportional to 123,394.16, 185,091.72 and 29,899.76

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Solution

The fourth proportional to 123,394.16, 185,091.72 and 29,899.76 is: 44,849.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,394.16 : 185,091.72 = 29,899.76 : x
  2. Step 2: Convert to fraction form
    123,394.16/185,091.72 = 29,899.76/x
  3. Step 3: Cross multiply
    123,394.16x = 185,091.72 × 29,899.76
  4. Step 4: Simplify right side
    123,394.16x = 5,534,198,005.99
  5. Step 5: Solve for x
    x = 5,534,198,005.99/123,394.16
  6. Step 6: Final answer
    x = 44,849.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.