Home / 216,176.24-324,109.02-102,260.90

Finding the Fourth Proportional to 216,176.24, 324,109.02 and 102,260.90

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Solution

The fourth proportional to 216,176.24, 324,109.02 and 102,260.90 is: 153,317.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,176.24 : 324,109.02 = 102,260.90 : x
  2. Step 2: Convert to fraction form
    216,176.24/324,109.02 = 102,260.90/x
  3. Step 3: Cross multiply
    216,176.24x = 324,109.02 × 102,260.90
  4. Step 4: Simplify right side
    216,176.24x = 33,143,680,083.32
  5. Step 5: Solve for x
    x = 33,143,680,083.32/216,176.24
  6. Step 6: Final answer
    x = 153,317.87

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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.