Home / 109,760.08-151,471.92-62,012.48

Finding the Fourth Proportional to 109,760.08, 151,471.92 and 62,012.48

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Solution

The fourth proportional to 109,760.08, 151,471.92 and 62,012.48 is: 85,578.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,760.08 : 151,471.92 = 62,012.48 : x
  2. Step 2: Convert to fraction form
    109,760.08/151,471.92 = 62,012.48/x
  3. Step 3: Cross multiply
    109,760.08x = 151,471.92 × 62,012.48
  4. Step 4: Simplify right side
    109,760.08x = 9,393,149,409.56
  5. Step 5: Solve for x
    x = 9,393,149,409.56/109,760.08
  6. Step 6: Final answer
    x = 85,578.92

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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.