Home / 70,211.89-96,943.14-43,391.17

Finding the Fourth Proportional to 70,211.89, 96,943.14 and 43,391.17

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Solution

The fourth proportional to 70,211.89, 96,943.14 and 43,391.17 is: 59,911.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,211.89 : 96,943.14 = 43,391.17 : x
  2. Step 2: Convert to fraction form
    70,211.89/96,943.14 = 43,391.17/x
  3. Step 3: Cross multiply
    70,211.89x = 96,943.14 × 43,391.17
  4. Step 4: Simplify right side
    70,211.89x = 4,206,476,268.07
  5. Step 5: Solve for x
    x = 4,206,476,268.07/70,211.89
  6. Step 6: Final answer
    x = 59,911.17

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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.