Home / 86,982.32-130,473.24-24,653.36

Finding the Fourth Proportional to 86,982.32, 130,473.24 and 24,653.36

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Solution

The fourth proportional to 86,982.32, 130,473.24 and 24,653.36 is: 36,979.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,982.32 : 130,473.24 = 24,653.36 : x
  2. Step 2: Convert to fraction form
    86,982.32/130,473.24 = 24,653.36/x
  3. Step 3: Cross multiply
    86,982.32x = 130,473.24 × 24,653.36
  4. Step 4: Simplify right side
    86,982.32x = 3,216,603,756.09
  5. Step 5: Solve for x
    x = 3,216,603,756.09/86,982.32
  6. Step 6: Final answer
    x = 36,979.97

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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.