Home / 68,386.83-94,384.77-40,092.52

Finding the Fourth Proportional to 68,386.83, 94,384.77 and 40,092.52

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Solution

The fourth proportional to 68,386.83, 94,384.77 and 40,092.52 is: 55,334.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,386.83 : 94,384.77 = 40,092.52 : x
  2. Step 2: Convert to fraction form
    68,386.83/94,384.77 = 40,092.52/x
  3. Step 3: Cross multiply
    68,386.83x = 94,384.77 × 40,092.52
  4. Step 4: Simplify right side
    68,386.83x = 3,784,123,278.92
  5. Step 5: Solve for x
    x = 3,784,123,278.92/68,386.83
  6. Step 6: Final answer
    x = 55,334.09

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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.