Home / 87,958.56-131,943.96-35,368.08

Finding the Fourth Proportional to 87,958.56, 131,943.96 and 35,368.08

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Solution

The fourth proportional to 87,958.56, 131,943.96 and 35,368.08 is: 53,054.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,958.56 : 131,943.96 = 35,368.08 : x
  2. Step 2: Convert to fraction form
    87,958.56/131,943.96 = 35,368.08/x
  3. Step 3: Cross multiply
    87,958.56x = 131,943.96 × 35,368.08
  4. Step 4: Simplify right side
    87,958.56x = 4,666,604,532.80
  5. Step 5: Solve for x
    x = 4,666,604,532.80/87,958.56
  6. Step 6: Final answer
    x = 53,054.58

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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.