Home / 37,005.20-55,508.33-12,045.38

Finding the Fourth Proportional to 37,005.20, 55,508.33 and 12,045.38

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Solution

The fourth proportional to 37,005.20, 55,508.33 and 12,045.38 is: 18,068.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,005.20 : 55,508.33 = 12,045.38 : x
  2. Step 2: Convert to fraction form
    37,005.20/55,508.33 = 12,045.38/x
  3. Step 3: Cross multiply
    37,005.20x = 55,508.33 × 12,045.38
  4. Step 4: Simplify right side
    37,005.20x = 668,618,928.02
  5. Step 5: Solve for x
    x = 668,618,928.02/37,005.20
  6. Step 6: Final answer
    x = 18,068.24

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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.