Home / 39,500.33-54,477.97-28,166.20

Finding the Fourth Proportional to 39,500.33, 54,477.97 and 28,166.20

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Solution

The fourth proportional to 39,500.33, 54,477.97 and 28,166.20 is: 38,846.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,500.33 : 54,477.97 = 28,166.20 : x
  2. Step 2: Convert to fraction form
    39,500.33/54,477.97 = 28,166.20/x
  3. Step 3: Cross multiply
    39,500.33x = 54,477.97 × 28,166.20
  4. Step 4: Simplify right side
    39,500.33x = 1,534,437,398.61
  5. Step 5: Solve for x
    x = 1,534,437,398.61/39,500.33
  6. Step 6: Final answer
    x = 38,846.19

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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.