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Finding the Fourth Proportional to 114,595.20, 158,137.20 and 63,610.20

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Solution

The fourth proportional to 114,595.20, 158,137.20 and 63,610.20 is: 87,779.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,595.20 : 158,137.20 = 63,610.20 : x
  2. Step 2: Convert to fraction form
    114,595.20/158,137.20 = 63,610.20/x
  3. Step 3: Cross multiply
    114,595.20x = 158,137.20 × 63,610.20
  4. Step 4: Simplify right side
    114,595.20x = 10,059,138,919.44
  5. Step 5: Solve for x
    x = 10,059,138,919.44/114,595.20
  6. Step 6: Final answer
    x = 87,779.76

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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.