Home / 229,211.10-343,816.65-225,711.90

Finding the Fourth Proportional to 229,211.10, 343,816.65 and 225,711.90

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Solution

The fourth proportional to 229,211.10, 343,816.65 and 225,711.90 is: 338,567.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,211.10 : 343,816.65 = 225,711.90 : x
  2. Step 2: Convert to fraction form
    229,211.10/343,816.65 = 225,711.90/x
  3. Step 3: Cross multiply
    229,211.10x = 343,816.65 × 225,711.90
  4. Step 4: Simplify right side
    229,211.10x = 77,603,509,323.14
  5. Step 5: Solve for x
    x = 77,603,509,323.14/229,211.10
  6. Step 6: Final answer
    x = 338,567.85

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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.