Home / 51,250.23-70,725.87-28,589.04

Finding the Fourth Proportional to 51,250.23, 70,725.87 and 28,589.04

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Solution

The fourth proportional to 51,250.23, 70,725.87 and 28,589.04 is: 39,453.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,250.23 : 70,725.87 = 28,589.04 : x
  2. Step 2: Convert to fraction form
    51,250.23/70,725.87 = 28,589.04/x
  3. Step 3: Cross multiply
    51,250.23x = 70,725.87 × 28,589.04
  4. Step 4: Simplify right side
    51,250.23x = 2,021,984,726.46
  5. Step 5: Solve for x
    x = 2,021,984,726.46/51,250.23
  6. Step 6: Final answer
    x = 39,453.18

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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.