Home / 206,833.08-285,408.90-116,182.20

Finding the Fourth Proportional to 206,833.08, 285,408.90 and 116,182.20

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Solution

The fourth proportional to 206,833.08, 285,408.90 and 116,182.20 is: 160,319.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,833.08 : 285,408.90 = 116,182.20 : x
  2. Step 2: Convert to fraction form
    206,833.08/285,408.90 = 116,182.20/x
  3. Step 3: Cross multiply
    206,833.08x = 285,408.90 × 116,182.20
  4. Step 4: Simplify right side
    206,833.08x = 33,159,433,901.58
  5. Step 5: Solve for x
    x = 33,159,433,901.58/206,833.08
  6. Step 6: Final answer
    x = 160,319.78

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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.