Home / 68,766.15-94,904.01-38,551.53

Finding the Fourth Proportional to 68,766.15, 94,904.01 and 38,551.53

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Solution

The fourth proportional to 68,766.15, 94,904.01 and 38,551.53 is: 53,204.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,766.15 : 94,904.01 = 38,551.53 : x
  2. Step 2: Convert to fraction form
    68,766.15/94,904.01 = 38,551.53/x
  3. Step 3: Cross multiply
    68,766.15x = 94,904.01 × 38,551.53
  4. Step 4: Simplify right side
    68,766.15x = 3,658,694,788.64
  5. Step 5: Solve for x
    x = 3,658,694,788.64/68,766.15
  6. Step 6: Final answer
    x = 53,204.88

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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.