Home / 122,091.60-183,082.73-47,186.85

Finding the Fourth Proportional to 122,091.60, 183,082.73 and 47,186.85

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Solution

The fourth proportional to 122,091.60, 183,082.73 and 47,186.85 is: 70,759.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,091.60 : 183,082.73 = 47,186.85 : x
  2. Step 2: Convert to fraction form
    122,091.60/183,082.73 = 47,186.85/x
  3. Step 3: Cross multiply
    122,091.60x = 183,082.73 × 47,186.85
  4. Step 4: Simplify right side
    122,091.60x = 8,639,097,082.17
  5. Step 5: Solve for x
    x = 8,639,097,082.17/122,091.60
  6. Step 6: Final answer
    x = 70,759.14

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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.