Home / 218,792.06-301,933.01-123,302.16

Finding the Fourth Proportional to 218,792.06, 301,933.01 and 123,302.16

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Solution

The fourth proportional to 218,792.06, 301,933.01 and 123,302.16 is: 170,156.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,792.06 : 301,933.01 = 123,302.16 : x
  2. Step 2: Convert to fraction form
    218,792.06/301,933.01 = 123,302.16/x
  3. Step 3: Cross multiply
    218,792.06x = 301,933.01 × 123,302.16
  4. Step 4: Simplify right side
    218,792.06x = 37,228,991,691.79
  5. Step 5: Solve for x
    x = 37,228,991,691.79/218,792.06
  6. Step 6: Final answer
    x = 170,156.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.