Home / 53,655.92-80,500.36-25,611.76

Finding the Fourth Proportional to 53,655.92, 80,500.36 and 25,611.76

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Solution

The fourth proportional to 53,655.92, 80,500.36 and 25,611.76 is: 38,425.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,655.92 : 80,500.36 = 25,611.76 : x
  2. Step 2: Convert to fraction form
    53,655.92/80,500.36 = 25,611.76/x
  3. Step 3: Cross multiply
    53,655.92x = 80,500.36 × 25,611.76
  4. Step 4: Simplify right side
    53,655.92x = 2,061,755,900.23
  5. Step 5: Solve for x
    x = 2,061,755,900.23/53,655.92
  6. Step 6: Final answer
    x = 38,425.51

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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.