Home / 68,827.74-94,970.76-40,539.02

Finding the Fourth Proportional to 68,827.74, 94,970.76 and 40,539.02

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Solution

The fourth proportional to 68,827.74, 94,970.76 and 40,539.02 is: 55,937.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,827.74 : 94,970.76 = 40,539.02 : x
  2. Step 2: Convert to fraction form
    68,827.74/94,970.76 = 40,539.02/x
  3. Step 3: Cross multiply
    68,827.74x = 94,970.76 × 40,539.02
  4. Step 4: Simplify right side
    68,827.74x = 3,850,021,539.06
  5. Step 5: Solve for x
    x = 3,850,021,539.06/68,827.74
  6. Step 6: Final answer
    x = 55,937.06

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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.