Home / 223,834.68-308,890.86-123,232.60

Finding the Fourth Proportional to 223,834.68, 308,890.86 and 123,232.60

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Solution

The fourth proportional to 223,834.68, 308,890.86 and 123,232.60 is: 170,060.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,834.68 : 308,890.86 = 123,232.60 : x
  2. Step 2: Convert to fraction form
    223,834.68/308,890.86 = 123,232.60/x
  3. Step 3: Cross multiply
    223,834.68x = 308,890.86 × 123,232.60
  4. Step 4: Simplify right side
    223,834.68x = 38,065,423,794.04
  5. Step 5: Solve for x
    x = 38,065,423,794.04/223,834.68
  6. Step 6: Final answer
    x = 170,060.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.