Home / 61,240.24-84,505.44-37,372.78

Finding the Fourth Proportional to 61,240.24, 84,505.44 and 37,372.78

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Solution

The fourth proportional to 61,240.24, 84,505.44 and 37,372.78 is: 51,570.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,240.24 : 84,505.44 = 37,372.78 : x
  2. Step 2: Convert to fraction form
    61,240.24/84,505.44 = 37,372.78/x
  3. Step 3: Cross multiply
    61,240.24x = 84,505.44 × 37,372.78
  4. Step 4: Simplify right side
    61,240.24x = 3,158,203,217.92
  5. Step 5: Solve for x
    x = 3,158,203,217.92/61,240.24
  6. Step 6: Final answer
    x = 51,570.72

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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.