Home / 45,789.40-63,187.50-25,645.96

Finding the Fourth Proportional to 45,789.40, 63,187.50 and 25,645.96

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Solution

The fourth proportional to 45,789.40, 63,187.50 and 25,645.96 is: 35,390.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,789.40 : 63,187.50 = 25,645.96 : x
  2. Step 2: Convert to fraction form
    45,789.40/63,187.50 = 25,645.96/x
  3. Step 3: Cross multiply
    45,789.40x = 63,187.50 × 25,645.96
  4. Step 4: Simplify right side
    45,789.40x = 1,620,504,097.50
  5. Step 5: Solve for x
    x = 1,620,504,097.50/45,789.40
  6. Step 6: Final answer
    x = 35,390.38

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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.