Home / 44,099.76-66,139.68-12,937.44

Finding the Fourth Proportional to 44,099.76, 66,139.68 and 12,937.44

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Solution

The fourth proportional to 44,099.76, 66,139.68 and 12,937.44 is: 19,403.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,099.76 : 66,139.68 = 12,937.44 : x
  2. Step 2: Convert to fraction form
    44,099.76/66,139.68 = 12,937.44/x
  3. Step 3: Cross multiply
    44,099.76x = 66,139.68 × 12,937.44
  4. Step 4: Simplify right side
    44,099.76x = 855,678,141.62
  5. Step 5: Solve for x
    x = 855,678,141.62/44,099.76
  6. Step 6: Final answer
    x = 19,403.24

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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.