Home / 42,249.32-63,321.30-36,971.79

Finding the Fourth Proportional to 42,249.32, 63,321.30 and 36,971.79

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Solution

The fourth proportional to 42,249.32, 63,321.30 and 36,971.79 is: 55,411.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,249.32 : 63,321.30 = 36,971.79 : x
  2. Step 2: Convert to fraction form
    42,249.32/63,321.30 = 36,971.79/x
  3. Step 3: Cross multiply
    42,249.32x = 63,321.30 × 36,971.79
  4. Step 4: Simplify right side
    42,249.32x = 2,341,101,806.13
  5. Step 5: Solve for x
    x = 2,341,101,806.13/42,249.32
  6. Step 6: Final answer
    x = 55,411.59

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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.