Home / 107,717.59-161,501.43-47,713.49

Finding the Fourth Proportional to 107,717.59, 161,501.43 and 47,713.49

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Solution

The fourth proportional to 107,717.59, 161,501.43 and 47,713.49 is: 71,537.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,717.59 : 161,501.43 = 47,713.49 : x
  2. Step 2: Convert to fraction form
    107,717.59/161,501.43 = 47,713.49/x
  3. Step 3: Cross multiply
    107,717.59x = 161,501.43 × 47,713.49
  4. Step 4: Simplify right side
    107,717.59x = 7,705,796,865.29
  5. Step 5: Solve for x
    x = 7,705,796,865.29/107,717.59
  6. Step 6: Final answer
    x = 71,537.03

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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.