Home / 86,713.24-130,087.44-49,291.24

Finding the Fourth Proportional to 86,713.24, 130,087.44 and 49,291.24

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Solution

The fourth proportional to 86,713.24, 130,087.44 and 49,291.24 is: 73,946.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,713.24 : 130,087.44 = 49,291.24 : x
  2. Step 2: Convert to fraction form
    86,713.24/130,087.44 = 49,291.24/x
  3. Step 3: Cross multiply
    86,713.24x = 130,087.44 × 49,291.24
  4. Step 4: Simplify right side
    86,713.24x = 6,412,171,226.03
  5. Step 5: Solve for x
    x = 6,412,171,226.03/86,713.24
  6. Step 6: Final answer
    x = 73,946.85

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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.