Home / 37,113.66-55,679.58-12,155.04

Finding the Fourth Proportional to 37,113.66, 55,679.58 and 12,155.04

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Solution

The fourth proportional to 37,113.66, 55,679.58 and 12,155.04 is: 18,235.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,113.66 : 55,679.58 = 12,155.04 : x
  2. Step 2: Convert to fraction form
    37,113.66/55,679.58 = 12,155.04/x
  3. Step 3: Cross multiply
    37,113.66x = 55,679.58 × 12,155.04
  4. Step 4: Simplify right side
    37,113.66x = 676,787,522.08
  5. Step 5: Solve for x
    x = 676,787,522.08/37,113.66
  6. Step 6: Final answer
    x = 18,235.54

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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.