Home / 37,112.26-55,669.60-12,153.74

Finding the Fourth Proportional to 37,112.26, 55,669.60 and 12,153.74

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Solution

The fourth proportional to 37,112.26, 55,669.60 and 12,153.74 is: 18,231.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,112.26 : 55,669.60 = 12,153.74 : x
  2. Step 2: Convert to fraction form
    37,112.26/55,669.60 = 12,153.74/x
  3. Step 3: Cross multiply
    37,112.26x = 55,669.60 × 12,153.74
  4. Step 4: Simplify right side
    37,112.26x = 676,593,844.30
  5. Step 5: Solve for x
    x = 676,593,844.30/37,112.26
  6. Step 6: Final answer
    x = 18,231.01

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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.