Home / 42,237.76-63,363.48-15,944.80

Finding the Fourth Proportional to 42,237.76, 63,363.48 and 15,944.80

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Solution

The fourth proportional to 42,237.76, 63,363.48 and 15,944.80 is: 23,919.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,237.76 : 63,363.48 = 15,944.80 : x
  2. Step 2: Convert to fraction form
    42,237.76/63,363.48 = 15,944.80/x
  3. Step 3: Cross multiply
    42,237.76x = 63,363.48 × 15,944.80
  4. Step 4: Simplify right side
    42,237.76x = 1,010,318,015.90
  5. Step 5: Solve for x
    x = 1,010,318,015.90/42,237.76
  6. Step 6: Final answer
    x = 23,919.78

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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.