Home / 53,878.57-80,812.76-25,408.92

Finding the Fourth Proportional to 53,878.57, 80,812.76 and 25,408.92

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Solution

The fourth proportional to 53,878.57, 80,812.76 and 25,408.92 is: 38,110.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,878.57 : 80,812.76 = 25,408.92 : x
  2. Step 2: Convert to fraction form
    53,878.57/80,812.76 = 25,408.92/x
  3. Step 3: Cross multiply
    53,878.57x = 80,812.76 × 25,408.92
  4. Step 4: Simplify right side
    53,878.57x = 2,053,364,662.35
  5. Step 5: Solve for x
    x = 2,053,364,662.35/53,878.57
  6. Step 6: Final answer
    x = 38,110.97

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1.5x scale

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.