Home / 68,747.31-94,693.81-48,569.15

Finding the Fourth Proportional to 68,747.31, 94,693.81 and 48,569.15

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Solution

The fourth proportional to 68,747.31, 94,693.81 and 48,569.15 is: 66,900.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,747.31 : 94,693.81 = 48,569.15 : x
  2. Step 2: Convert to fraction form
    68,747.31/94,693.81 = 48,569.15/x
  3. Step 3: Cross multiply
    68,747.31x = 94,693.81 × 48,569.15
  4. Step 4: Simplify right side
    68,747.31x = 4,599,197,388.49
  5. Step 5: Solve for x
    x = 4,599,197,388.49/68,747.31
  6. Step 6: Final answer
    x = 66,900.04

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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.