Home / 204,076.60-306,117.95-77,723.82

Finding the Fourth Proportional to 204,076.60, 306,117.95 and 77,723.82

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Solution

The fourth proportional to 204,076.60, 306,117.95 and 77,723.82 is: 116,586.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,076.60 : 306,117.95 = 77,723.82 : x
  2. Step 2: Convert to fraction form
    204,076.60/306,117.95 = 77,723.82/x
  3. Step 3: Cross multiply
    204,076.60x = 306,117.95 × 77,723.82
  4. Step 4: Simplify right side
    204,076.60x = 23,792,656,055.95
  5. Step 5: Solve for x
    x = 23,792,656,055.95/204,076.60
  6. Step 6: Final answer
    x = 116,586.89

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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.