Home / 68,784.40-94,927.38-38,167.54

Finding the Fourth Proportional to 68,784.40, 94,927.38 and 38,167.54

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Solution

The fourth proportional to 68,784.40, 94,927.38 and 38,167.54 is: 52,673.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,784.40 : 94,927.38 = 38,167.54 : x
  2. Step 2: Convert to fraction form
    68,784.40/94,927.38 = 38,167.54/x
  3. Step 3: Cross multiply
    68,784.40x = 94,927.38 × 38,167.54
  4. Step 4: Simplify right side
    68,784.40x = 3,623,144,573.25
  5. Step 5: Solve for x
    x = 3,623,144,573.25/68,784.40
  6. Step 6: Final answer
    x = 52,673.93

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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.