Home / 37,151.30-55,733.70-12,184.40

Finding the Fourth Proportional to 37,151.30, 55,733.70 and 12,184.40

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Solution

The fourth proportional to 37,151.30, 55,733.70 and 12,184.40 is: 18,278.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,151.30 : 55,733.70 = 12,184.40 : x
  2. Step 2: Convert to fraction form
    37,151.30/55,733.70 = 12,184.40/x
  3. Step 3: Cross multiply
    37,151.30x = 55,733.70 × 12,184.40
  4. Step 4: Simplify right side
    37,151.30x = 679,081,694.28
  5. Step 5: Solve for x
    x = 679,081,694.28/37,151.30
  6. Step 6: Final answer
    x = 18,278.81

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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.