Home / 39,508.08-54,557.73-25,385.73

Finding the Fourth Proportional to 39,508.08, 54,557.73 and 25,385.73

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Solution

The fourth proportional to 39,508.08, 54,557.73 and 25,385.73 is: 35,055.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,508.08 : 54,557.73 = 25,385.73 : x
  2. Step 2: Convert to fraction form
    39,508.08/54,557.73 = 25,385.73/x
  3. Step 3: Cross multiply
    39,508.08x = 54,557.73 × 25,385.73
  4. Step 4: Simplify right side
    39,508.08x = 1,384,987,803.19
  5. Step 5: Solve for x
    x = 1,384,987,803.19/39,508.08
  6. Step 6: Final answer
    x = 35,055.81

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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.