Home / 95,728.19-132,117.30-54,908.24

Finding the Fourth Proportional to 95,728.19, 132,117.30 and 54,908.24

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Solution

The fourth proportional to 95,728.19, 132,117.30 and 54,908.24 is: 75,780.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,728.19 : 132,117.30 = 54,908.24 : x
  2. Step 2: Convert to fraction form
    95,728.19/132,117.30 = 54,908.24/x
  3. Step 3: Cross multiply
    95,728.19x = 132,117.30 × 54,908.24
  4. Step 4: Simplify right side
    95,728.19x = 7,254,328,142.01
  5. Step 5: Solve for x
    x = 7,254,328,142.01/95,728.19
  6. Step 6: Final answer
    x = 75,780.48

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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.