Home / 57,638.84-79,542.05-32,146.82

Finding the Fourth Proportional to 57,638.84, 79,542.05 and 32,146.82

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Solution

The fourth proportional to 57,638.84, 79,542.05 and 32,146.82 is: 44,362.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,638.84 : 79,542.05 = 32,146.82 : x
  2. Step 2: Convert to fraction form
    57,638.84/79,542.05 = 32,146.82/x
  3. Step 3: Cross multiply
    57,638.84x = 79,542.05 × 32,146.82
  4. Step 4: Simplify right side
    57,638.84x = 2,557,024,331.87
  5. Step 5: Solve for x
    x = 2,557,024,331.87/57,638.84
  6. Step 6: Final answer
    x = 44,362.87

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1.5x scale

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.