Home / 77,277.66-115,933.10-23,968.53

Finding the Fourth Proportional to 77,277.66, 115,933.10 and 23,968.53

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Solution

The fourth proportional to 77,277.66, 115,933.10 and 23,968.53 is: 35,957.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,277.66 : 115,933.10 = 23,968.53 : x
  2. Step 2: Convert to fraction form
    77,277.66/115,933.10 = 23,968.53/x
  3. Step 3: Cross multiply
    77,277.66x = 115,933.10 × 23,968.53
  4. Step 4: Simplify right side
    77,277.66x = 2,778,745,865.50
  5. Step 5: Solve for x
    x = 2,778,745,865.50/77,277.66
  6. Step 6: Final answer
    x = 35,957.95

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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.