Home / 45,789.45-63,192.57-25,645.77

Finding the Fourth Proportional to 45,789.45, 63,192.57 and 25,645.77

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Solution

The fourth proportional to 45,789.45, 63,192.57 and 25,645.77 is: 35,392.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,789.45 : 63,192.57 = 25,645.77 : x
  2. Step 2: Convert to fraction form
    45,789.45/63,192.57 = 25,645.77/x
  3. Step 3: Cross multiply
    45,789.45x = 63,192.57 × 25,645.77
  4. Step 4: Simplify right side
    45,789.45x = 1,620,622,115.93
  5. Step 5: Solve for x
    x = 1,620,622,115.93/45,789.45
  6. Step 6: Final answer
    x = 35,392.92

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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.