Home / 68,730.31-94,846.27-40,048.19

Finding the Fourth Proportional to 68,730.31, 94,846.27 and 40,048.19

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Solution

The fourth proportional to 68,730.31, 94,846.27 and 40,048.19 is: 55,265.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,730.31 : 94,846.27 = 40,048.19 : x
  2. Step 2: Convert to fraction form
    68,730.31/94,846.27 = 40,048.19/x
  3. Step 3: Cross multiply
    68,730.31x = 94,846.27 × 40,048.19
  4. Step 4: Simplify right side
    68,730.31x = 3,798,421,441.75
  5. Step 5: Solve for x
    x = 3,798,421,441.75/68,730.31
  6. Step 6: Final answer
    x = 55,265.59

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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.