Home / 52,542.29-72,508.55-28,669.48

Finding the Fourth Proportional to 52,542.29, 72,508.55 and 28,669.48

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Solution

The fourth proportional to 52,542.29, 72,508.55 and 28,669.48 is: 39,563.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,542.29 : 72,508.55 = 28,669.48 : x
  2. Step 2: Convert to fraction form
    52,542.29/72,508.55 = 28,669.48/x
  3. Step 3: Cross multiply
    52,542.29x = 72,508.55 × 28,669.48
  4. Step 4: Simplify right side
    52,542.29x = 2,078,782,099.44
  5. Step 5: Solve for x
    x = 2,078,782,099.44/52,542.29
  6. Step 6: Final answer
    x = 39,563.98

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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.