Home / 68,537.13-94,592.17-40,237.35

Finding the Fourth Proportional to 68,537.13, 94,592.17 and 40,237.35

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Solution

The fourth proportional to 68,537.13, 94,592.17 and 40,237.35 is: 55,533.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,537.13 : 94,592.17 = 40,237.35 : x
  2. Step 2: Convert to fraction form
    68,537.13/94,592.17 = 40,237.35/x
  3. Step 3: Cross multiply
    68,537.13x = 94,592.17 × 40,237.35
  4. Step 4: Simplify right side
    68,537.13x = 3,806,138,251.55
  5. Step 5: Solve for x
    x = 3,806,138,251.55/68,537.13
  6. Step 6: Final answer
    x = 55,533.96

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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.