Home / 63,074.48-87,040.92-34,780.16

Finding the Fourth Proportional to 63,074.48, 87,040.92 and 34,780.16

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Solution

The fourth proportional to 63,074.48, 87,040.92 and 34,780.16 is: 47,995.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,074.48 : 87,040.92 = 34,780.16 : x
  2. Step 2: Convert to fraction form
    63,074.48/87,040.92 = 34,780.16/x
  3. Step 3: Cross multiply
    63,074.48x = 87,040.92 × 34,780.16
  4. Step 4: Simplify right side
    63,074.48x = 3,027,297,124.15
  5. Step 5: Solve for x
    x = 3,027,297,124.15/63,074.48
  6. Step 6: Final answer
    x = 47,995.59

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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.