Home / 55,108.15-76,050.50-29,957.65

Finding the Fourth Proportional to 55,108.15, 76,050.50 and 29,957.65

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Solution

The fourth proportional to 55,108.15, 76,050.50 and 29,957.65 is: 41,342.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,108.15 : 76,050.50 = 29,957.65 : x
  2. Step 2: Convert to fraction form
    55,108.15/76,050.50 = 29,957.65/x
  3. Step 3: Cross multiply
    55,108.15x = 76,050.50 × 29,957.65
  4. Step 4: Simplify right side
    55,108.15x = 2,278,293,921.41
  5. Step 5: Solve for x
    x = 2,278,293,921.41/55,108.15
  6. Step 6: Final answer
    x = 41,342.23

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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.