Home / 48,727.65-67,255.29-28,585.38

Finding the Fourth Proportional to 48,727.65, 67,255.29 and 28,585.38

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Solution

The fourth proportional to 48,727.65, 67,255.29 and 28,585.38 is: 39,454.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,727.65 : 67,255.29 = 28,585.38 : x
  2. Step 2: Convert to fraction form
    48,727.65/67,255.29 = 28,585.38/x
  3. Step 3: Cross multiply
    48,727.65x = 67,255.29 × 28,585.38
  4. Step 4: Simplify right side
    48,727.65x = 1,922,518,021.66
  5. Step 5: Solve for x
    x = 1,922,518,021.66/48,727.65
  6. Step 6: Final answer
    x = 39,454.36

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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.