Home / 45,788.36-63,189.34-25,645.20

Finding the Fourth Proportional to 45,788.36, 63,189.34 and 25,645.20

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Solution

The fourth proportional to 45,788.36, 63,189.34 and 25,645.20 is: 35,391.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,788.36 : 63,189.34 = 25,645.20 : x
  2. Step 2: Convert to fraction form
    45,788.36/63,189.34 = 25,645.20/x
  3. Step 3: Cross multiply
    45,788.36x = 63,189.34 × 25,645.20
  4. Step 4: Simplify right side
    45,788.36x = 1,620,503,262.17
  5. Step 5: Solve for x
    x = 1,620,503,262.17/45,788.36
  6. Step 6: Final answer
    x = 35,391.16

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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.