Home / 45,788.11-63,186.91-25,645.69

Finding the Fourth Proportional to 45,788.11, 63,186.91 and 25,645.69

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Solution

The fourth proportional to 45,788.11, 63,186.91 and 25,645.69 is: 35,390.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,788.11 : 63,186.91 = 25,645.69 : x
  2. Step 2: Convert to fraction form
    45,788.11/63,186.91 = 25,645.69/x
  3. Step 3: Cross multiply
    45,788.11x = 63,186.91 × 25,645.69
  4. Step 4: Simplify right side
    45,788.11x = 1,620,471,905.92
  5. Step 5: Solve for x
    x = 1,620,471,905.92/45,788.11
  6. Step 6: Final answer
    x = 35,390.67

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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.