Home / 43,595.76-65,348.28-20,202.96

Finding the Fourth Proportional to 43,595.76, 65,348.28 and 20,202.96

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Solution

The fourth proportional to 43,595.76, 65,348.28 and 20,202.96 is: 30,283.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,595.76 : 65,348.28 = 20,202.96 : x
  2. Step 2: Convert to fraction form
    43,595.76/65,348.28 = 20,202.96/x
  3. Step 3: Cross multiply
    43,595.76x = 65,348.28 × 20,202.96
  4. Step 4: Simplify right side
    43,595.76x = 1,320,228,686.91
  5. Step 5: Solve for x
    x = 1,320,228,686.91/43,595.76
  6. Step 6: Final answer
    x = 30,283.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.