Home / 25,070.50-37,605.75-7,540.35

Finding the Fourth Proportional to 25,070.50, 37,605.75 and 7,540.35

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Solution

The fourth proportional to 25,070.50, 37,605.75 and 7,540.35 is: 11,310.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,070.50 : 37,605.75 = 7,540.35 : x
  2. Step 2: Convert to fraction form
    25,070.50/37,605.75 = 7,540.35/x
  3. Step 3: Cross multiply
    25,070.50x = 37,605.75 × 7,540.35
  4. Step 4: Simplify right side
    25,070.50x = 283,560,517.01
  5. Step 5: Solve for x
    x = 283,560,517.01/25,070.50
  6. Step 6: Final answer
    x = 11,310.53

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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.