Home / 45,632.12-62,971.65-25,489.30

Finding the Fourth Proportional to 45,632.12, 62,971.65 and 25,489.30

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Solution

The fourth proportional to 45,632.12, 62,971.65 and 25,489.30 is: 35,174.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,632.12 : 62,971.65 = 25,489.30 : x
  2. Step 2: Convert to fraction form
    45,632.12/62,971.65 = 25,489.30/x
  3. Step 3: Cross multiply
    45,632.12x = 62,971.65 × 25,489.30
  4. Step 4: Simplify right side
    45,632.12x = 1,605,103,120.92
  5. Step 5: Solve for x
    x = 1,605,103,120.92/45,632.12
  6. Step 6: Final answer
    x = 35,174.85

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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.