Home / 70,105.30-96,744.62-43,237.06

Finding the Fourth Proportional to 70,105.30, 96,744.62 and 43,237.06

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Solution

The fourth proportional to 70,105.30, 96,744.62 and 43,237.06 is: 59,666.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,105.30 : 96,744.62 = 43,237.06 : x
  2. Step 2: Convert to fraction form
    70,105.30/96,744.62 = 43,237.06/x
  3. Step 3: Cross multiply
    70,105.30x = 96,744.62 × 43,237.06
  4. Step 4: Simplify right side
    70,105.30x = 4,182,952,939.62
  5. Step 5: Solve for x
    x = 4,182,952,939.62/70,105.30
  6. Step 6: Final answer
    x = 59,666.71

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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.