Home / 37,007.70-55,512.08-12,047.88

Finding the Fourth Proportional to 37,007.70, 55,512.08 and 12,047.88

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Solution

The fourth proportional to 37,007.70, 55,512.08 and 12,047.88 is: 18,071.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,007.70 : 55,512.08 = 12,047.88 : x
  2. Step 2: Convert to fraction form
    37,007.70/55,512.08 = 12,047.88/x
  3. Step 3: Cross multiply
    37,007.70x = 55,512.08 × 12,047.88
  4. Step 4: Simplify right side
    37,007.70x = 668,802,878.39
  5. Step 5: Solve for x
    x = 668,802,878.39/37,007.70
  6. Step 6: Final answer
    x = 18,071.99

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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.