Home / 54,861.12-75,708.24-29,710.56

Finding the Fourth Proportional to 54,861.12, 75,708.24 and 29,710.56

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Solution

The fourth proportional to 54,861.12, 75,708.24 and 29,710.56 is: 41,000.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,861.12 : 75,708.24 = 29,710.56 : x
  2. Step 2: Convert to fraction form
    54,861.12/75,708.24 = 29,710.56/x
  3. Step 3: Cross multiply
    54,861.12x = 75,708.24 × 29,710.56
  4. Step 4: Simplify right side
    54,861.12x = 2,249,334,207.01
  5. Step 5: Solve for x
    x = 2,249,334,207.01/54,861.12
  6. Step 6: Final answer
    x = 41,000.52

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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.