Home / 55,000.35-75,900.48-29,849.85

Finding the Fourth Proportional to 55,000.35, 75,900.48 and 29,849.85

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Solution

The fourth proportional to 55,000.35, 75,900.48 and 29,849.85 is: 41,192.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,000.35 : 75,900.48 = 29,849.85 : x
  2. Step 2: Convert to fraction form
    55,000.35/75,900.48 = 29,849.85/x
  3. Step 3: Cross multiply
    55,000.35x = 75,900.48 × 29,849.85
  4. Step 4: Simplify right side
    55,000.35x = 2,265,617,414.18
  5. Step 5: Solve for x
    x = 2,265,617,414.18/55,000.35
  6. Step 6: Final answer
    x = 41,192.79

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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.