Home / 68,784.94-94,927.17-38,579.95

Finding the Fourth Proportional to 68,784.94, 94,927.17 and 38,579.95

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Solution

The fourth proportional to 68,784.94, 94,927.17 and 38,579.95 is: 53,242.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,784.94 : 94,927.17 = 38,579.95 : x
  2. Step 2: Convert to fraction form
    68,784.94/94,927.17 = 38,579.95/x
  3. Step 3: Cross multiply
    68,784.94x = 94,927.17 × 38,579.95
  4. Step 4: Simplify right side
    68,784.94x = 3,662,285,472.24
  5. Step 5: Solve for x
    x = 3,662,285,472.24/68,784.94
  6. Step 6: Final answer
    x = 53,242.55

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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.