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Finding the Fourth Proportional to 159,159.80, 219,566.89 and 95,386.88

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Solution

The fourth proportional to 159,159.80, 219,566.89 and 95,386.88 is: 131,589.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,159.80 : 219,566.89 = 95,386.88 : x
  2. Step 2: Convert to fraction form
    159,159.80/219,566.89 = 95,386.88/x
  3. Step 3: Cross multiply
    159,159.80x = 219,566.89 × 95,386.88
  4. Step 4: Simplify right side
    159,159.80x = 20,943,800,588.40
  5. Step 5: Solve for x
    x = 20,943,800,588.40/159,159.80
  6. Step 6: Final answer
    x = 131,589.76

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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.