Home / 37,073.84-55,619.40-12,115.04

Finding the Fourth Proportional to 37,073.84, 55,619.40 and 12,115.04

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Solution

The fourth proportional to 37,073.84, 55,619.40 and 12,115.04 is: 18,175.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,073.84 : 55,619.40 = 12,115.04 : x
  2. Step 2: Convert to fraction form
    37,073.84/55,619.40 = 12,115.04/x
  3. Step 3: Cross multiply
    37,073.84x = 55,619.40 × 12,115.04
  4. Step 4: Simplify right side
    37,073.84x = 673,831,255.78
  5. Step 5: Solve for x
    x = 673,831,255.78/37,073.84
  6. Step 6: Final answer
    x = 18,175.38

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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.