Home / 94,936.39-142,280.01-69,859.01

Finding the Fourth Proportional to 94,936.39, 142,280.01 and 69,859.01

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Solution

The fourth proportional to 94,936.39, 142,280.01 and 69,859.01 is: 104,696.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,936.39 : 142,280.01 = 69,859.01 : x
  2. Step 2: Convert to fraction form
    94,936.39/142,280.01 = 69,859.01/x
  3. Step 3: Cross multiply
    94,936.39x = 142,280.01 × 69,859.01
  4. Step 4: Simplify right side
    94,936.39x = 9,939,540,997.09
  5. Step 5: Solve for x
    x = 9,939,540,997.09/94,936.39
  6. Step 6: Final answer
    x = 104,696.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.