Home / 324,815.67-487,215.29-88,152.19

Finding the Fourth Proportional to 324,815.67, 487,215.29 and 88,152.19

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Solution

The fourth proportional to 324,815.67, 487,215.29 and 88,152.19 is: 132,226.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,815.67 : 487,215.29 = 88,152.19 : x
  2. Step 2: Convert to fraction form
    324,815.67/487,215.29 = 88,152.19/x
  3. Step 3: Cross multiply
    324,815.67x = 487,215.29 × 88,152.19
  4. Step 4: Simplify right side
    324,815.67x = 42,949,094,814.99
  5. Step 5: Solve for x
    x = 42,949,094,814.99/324,815.67
  6. Step 6: Final answer
    x = 132,226.06

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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.