Home / 70,040.99-96,654.66-38,209.88

Finding the Fourth Proportional to 70,040.99, 96,654.66 and 38,209.88

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Solution

The fourth proportional to 70,040.99, 96,654.66 and 38,209.88 is: 52,728.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,040.99 : 96,654.66 = 38,209.88 : x
  2. Step 2: Convert to fraction form
    70,040.99/96,654.66 = 38,209.88/x
  3. Step 3: Cross multiply
    70,040.99x = 96,654.66 × 38,209.88
  4. Step 4: Simplify right side
    70,040.99x = 3,693,163,058.39
  5. Step 5: Solve for x
    x = 3,693,163,058.39/70,040.99
  6. Step 6: Final answer
    x = 52,728.59

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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.