Home / 25,175.52-37,763.40-7,645.50

Finding the Fourth Proportional to 25,175.52, 37,763.40 and 7,645.50

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Solution

The fourth proportional to 25,175.52, 37,763.40 and 7,645.50 is: 11,468.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,175.52 : 37,763.40 = 7,645.50 : x
  2. Step 2: Convert to fraction form
    25,175.52/37,763.40 = 7,645.50/x
  3. Step 3: Cross multiply
    25,175.52x = 37,763.40 × 7,645.50
  4. Step 4: Simplify right side
    25,175.52x = 288,720,074.70
  5. Step 5: Solve for x
    x = 288,720,074.70/25,175.52
  6. Step 6: Final answer
    x = 11,468.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.