Home / 71,333.28-106,848.18-57,943.38

Finding the Fourth Proportional to 71,333.28, 106,848.18 and 57,943.38

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Solution

The fourth proportional to 71,333.28, 106,848.18 and 57,943.38 is: 86,791.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,333.28 : 106,848.18 = 57,943.38 : x
  2. Step 2: Convert to fraction form
    71,333.28/106,848.18 = 57,943.38/x
  3. Step 3: Cross multiply
    71,333.28x = 106,848.18 × 57,943.38
  4. Step 4: Simplify right side
    71,333.28x = 6,191,144,696.05
  5. Step 5: Solve for x
    x = 6,191,144,696.05/71,333.28
  6. Step 6: Final answer
    x = 86,791.81

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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.