Home / 70,035.30-96,648.55-38,204.20

Finding the Fourth Proportional to 70,035.30, 96,648.55 and 38,204.20

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Solution

The fourth proportional to 70,035.30, 96,648.55 and 38,204.20 is: 52,721.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,035.30 : 96,648.55 = 38,204.20 : x
  2. Step 2: Convert to fraction form
    70,035.30/96,648.55 = 38,204.20/x
  3. Step 3: Cross multiply
    70,035.30x = 96,648.55 × 38,204.20
  4. Step 4: Simplify right side
    70,035.30x = 3,692,380,533.91
  5. Step 5: Solve for x
    x = 3,692,380,533.91/70,035.30
  6. Step 6: Final answer
    x = 52,721.71

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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.