Home / 70,141.20-96,793.36-38,310.24

Finding the Fourth Proportional to 70,141.20, 96,793.36 and 38,310.24

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Solution

The fourth proportional to 70,141.20, 96,793.36 and 38,310.24 is: 52,867.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,141.20 : 96,793.36 = 38,310.24 : x
  2. Step 2: Convert to fraction form
    70,141.20/96,793.36 = 38,310.24/x
  3. Step 3: Cross multiply
    70,141.20x = 96,793.36 × 38,310.24
  4. Step 4: Simplify right side
    70,141.20x = 3,708,176,852.01
  5. Step 5: Solve for x
    x = 3,708,176,852.01/70,141.20
  6. Step 6: Final answer
    x = 52,867.31

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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.