Home / 37,170.77-55,757.86-10,518.75

Finding the Fourth Proportional to 37,170.77, 55,757.86 and 10,518.75

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Solution

The fourth proportional to 37,170.77, 55,757.86 and 10,518.75 is: 15,778.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,170.77 : 55,757.86 = 10,518.75 : x
  2. Step 2: Convert to fraction form
    37,170.77/55,757.86 = 10,518.75/x
  3. Step 3: Cross multiply
    37,170.77x = 55,757.86 × 10,518.75
  4. Step 4: Simplify right side
    37,170.77x = 586,502,963.58
  5. Step 5: Solve for x
    x = 586,502,963.58/37,170.77
  6. Step 6: Final answer
    x = 15,778.61

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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.