Home / 52,538.12-72,508.98-38,383.88

Finding the Fourth Proportional to 52,538.12, 72,508.98 and 38,383.88

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Solution

The fourth proportional to 52,538.12, 72,508.98 and 38,383.88 is: 52,974.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,538.12 : 72,508.98 = 38,383.88 : x
  2. Step 2: Convert to fraction form
    52,538.12/72,508.98 = 38,383.88/x
  3. Step 3: Cross multiply
    52,538.12x = 72,508.98 × 38,383.88
  4. Step 4: Simplify right side
    52,538.12x = 2,783,175,987.24
  5. Step 5: Solve for x
    x = 2,783,175,987.24/52,538.12
  6. Step 6: Final answer
    x = 52,974.41

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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.