Home / 216,582.10-324,873.70-88,498.39

Finding the Fourth Proportional to 216,582.10, 324,873.70 and 88,498.39

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Solution

The fourth proportional to 216,582.10, 324,873.70 and 88,498.39 is: 132,747.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,582.10 : 324,873.70 = 88,498.39 : x
  2. Step 2: Convert to fraction form
    216,582.10/324,873.70 = 88,498.39/x
  3. Step 3: Cross multiply
    216,582.10x = 324,873.70 × 88,498.39
  4. Step 4: Simplify right side
    216,582.10x = 28,750,799,476.85
  5. Step 5: Solve for x
    x = 28,750,799,476.85/216,582.10
  6. Step 6: Final answer
    x = 132,747.81

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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.