Home / 53,647.92-80,470.49-25,587.81

Finding the Fourth Proportional to 53,647.92, 80,470.49 and 25,587.81

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Solution

The fourth proportional to 53,647.92, 80,470.49 and 25,587.81 is: 38,381.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,647.92 : 80,470.49 = 25,587.81 : x
  2. Step 2: Convert to fraction form
    53,647.92/80,470.49 = 25,587.81/x
  3. Step 3: Cross multiply
    53,647.92x = 80,470.49 × 25,587.81
  4. Step 4: Simplify right side
    53,647.92x = 2,059,063,480.79
  5. Step 5: Solve for x
    x = 2,059,063,480.79/53,647.92
  6. Step 6: Final answer
    x = 38,381.05

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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.