Home / 53,687.34-80,408.38-25,627.15

Finding the Fourth Proportional to 53,687.34, 80,408.38 and 25,627.15

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Solution

The fourth proportional to 53,687.34, 80,408.38 and 25,627.15 is: 38,382.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,687.34 : 80,408.38 = 25,627.15 : x
  2. Step 2: Convert to fraction form
    53,687.34/80,408.38 = 25,627.15/x
  3. Step 3: Cross multiply
    53,687.34x = 80,408.38 × 25,627.15
  4. Step 4: Simplify right side
    53,687.34x = 2,060,637,700.01
  5. Step 5: Solve for x
    x = 2,060,637,700.01/53,687.34
  6. Step 6: Final answer
    x = 38,382.19

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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.