Home / 122,409.38-183,441.72-97,338.06

Finding the Fourth Proportional to 122,409.38, 183,441.72 and 97,338.06

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Solution

The fourth proportional to 122,409.38, 183,441.72 and 97,338.06 is: 145,870.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,409.38 : 183,441.72 = 97,338.06 : x
  2. Step 2: Convert to fraction form
    122,409.38/183,441.72 = 97,338.06/x
  3. Step 3: Cross multiply
    122,409.38x = 183,441.72 × 97,338.06
  4. Step 4: Simplify right side
    122,409.38x = 17,855,861,147.86
  5. Step 5: Solve for x
    x = 17,855,861,147.86/122,409.38
  6. Step 6: Final answer
    x = 145,870.04

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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.