Home / 37,270.18-51,451.88-28,753.18

Finding the Fourth Proportional to 37,270.18, 51,451.88 and 28,753.18

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Solution

The fourth proportional to 37,270.18, 51,451.88 and 28,753.18 is: 39,694.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,270.18 : 51,451.88 = 28,753.18 : x
  2. Step 2: Convert to fraction form
    37,270.18/51,451.88 = 28,753.18/x
  3. Step 3: Cross multiply
    37,270.18x = 51,451.88 × 28,753.18
  4. Step 4: Simplify right side
    37,270.18x = 1,479,405,137.19
  5. Step 5: Solve for x
    x = 1,479,405,137.19/37,270.18
  6. Step 6: Final answer
    x = 39,694.07

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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.