Home / 68,721.89-94,836.53-44,834.45

Finding the Fourth Proportional to 68,721.89, 94,836.53 and 44,834.45

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Solution

The fourth proportional to 68,721.89, 94,836.53 and 44,834.45 is: 61,871.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,721.89 : 94,836.53 = 44,834.45 : x
  2. Step 2: Convert to fraction form
    68,721.89/94,836.53 = 44,834.45/x
  3. Step 3: Cross multiply
    68,721.89x = 94,836.53 × 44,834.45
  4. Step 4: Simplify right side
    68,721.89x = 4,251,943,300.36
  5. Step 5: Solve for x
    x = 4,251,943,300.36/68,721.89
  6. Step 6: Final answer
    x = 61,871.75

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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.