Home / 68,723.46-94,838.33-38,509.02

Finding the Fourth Proportional to 68,723.46, 94,838.33 and 38,509.02

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Solution

The fourth proportional to 68,723.46, 94,838.33 and 38,509.02 is: 53,142.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,723.46 : 94,838.33 = 38,509.02 : x
  2. Step 2: Convert to fraction form
    68,723.46/94,838.33 = 38,509.02/x
  3. Step 3: Cross multiply
    68,723.46x = 94,838.33 × 38,509.02
  4. Step 4: Simplify right side
    68,723.46x = 3,652,130,954.19
  5. Step 5: Solve for x
    x = 3,652,130,954.19/68,723.46
  6. Step 6: Final answer
    x = 53,142.42

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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.