Home / 120,601.82-180,930.28-41,715.96

Finding the Fourth Proportional to 120,601.82, 180,930.28 and 41,715.96

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Solution

The fourth proportional to 120,601.82, 180,930.28 and 41,715.96 is: 62,583.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,601.82 : 180,930.28 = 41,715.96 : x
  2. Step 2: Convert to fraction form
    120,601.82/180,930.28 = 41,715.96/x
  3. Step 3: Cross multiply
    120,601.82x = 180,930.28 × 41,715.96
  4. Step 4: Simplify right side
    120,601.82x = 7,547,680,323.27
  5. Step 5: Solve for x
    x = 7,547,680,323.27/120,601.82
  6. Step 6: Final answer
    x = 62,583.47

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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.