Home / 28,301.73-42,452.55-7,525.23

Finding the Fourth Proportional to 28,301.73, 42,452.55 and 7,525.23

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Solution

The fourth proportional to 28,301.73, 42,452.55 and 7,525.23 is: 11,287.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,301.73 : 42,452.55 = 7,525.23 : x
  2. Step 2: Convert to fraction form
    28,301.73/42,452.55 = 7,525.23/x
  3. Step 3: Cross multiply
    28,301.73x = 42,452.55 × 7,525.23
  4. Step 4: Simplify right side
    28,301.73x = 319,465,202.84
  5. Step 5: Solve for x
    x = 319,465,202.84/28,301.73
  6. Step 6: Final answer
    x = 11,287.83

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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.