Home / 206,948.20-285,567.18-116,289.76

Finding the Fourth Proportional to 206,948.20, 285,567.18 and 116,289.76

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Solution

The fourth proportional to 206,948.20, 285,567.18 and 116,289.76 is: 160,467.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,948.20 : 285,567.18 = 116,289.76 : x
  2. Step 2: Convert to fraction form
    206,948.20/285,567.18 = 116,289.76/x
  3. Step 3: Cross multiply
    206,948.20x = 285,567.18 × 116,289.76
  4. Step 4: Simplify right side
    206,948.20x = 33,208,538,826.08
  5. Step 5: Solve for x
    x = 33,208,538,826.08/206,948.20
  6. Step 6: Final answer
    x = 160,467.88

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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.