Home / 86,965.40-130,464.84-37,044.56

Finding the Fourth Proportional to 86,965.40, 130,464.84 and 37,044.56

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Solution

The fourth proportional to 86,965.40, 130,464.84 and 37,044.56 is: 55,573.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,965.40 : 130,464.84 = 37,044.56 : x
  2. Step 2: Convert to fraction form
    86,965.40/130,464.84 = 37,044.56/x
  3. Step 3: Cross multiply
    86,965.40x = 130,464.84 × 37,044.56
  4. Step 4: Simplify right side
    86,965.40x = 4,833,012,593.27
  5. Step 5: Solve for x
    x = 4,833,012,593.27/86,965.40
  6. Step 6: Final answer
    x = 55,573.97

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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.