Home / 70,052.12-96,671.90-38,221.14

Finding the Fourth Proportional to 70,052.12, 96,671.90 and 38,221.14

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Solution

The fourth proportional to 70,052.12, 96,671.90 and 38,221.14 is: 52,745.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,052.12 : 96,671.90 = 38,221.14 : x
  2. Step 2: Convert to fraction form
    70,052.12/96,671.90 = 38,221.14/x
  3. Step 3: Cross multiply
    70,052.12x = 96,671.90 × 38,221.14
  4. Step 4: Simplify right side
    70,052.12x = 3,694,910,319.52
  5. Step 5: Solve for x
    x = 3,694,910,319.52/70,052.12
  6. Step 6: Final answer
    x = 52,745.16

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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.