Home / 250,002.08-345,000.84-136,824.56

Finding the Fourth Proportional to 250,002.08, 345,000.84 and 136,824.56

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Solution

The fourth proportional to 250,002.08, 345,000.84 and 136,824.56 is: 188,816.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,002.08 : 345,000.84 = 136,824.56 : x
  2. Step 2: Convert to fraction form
    250,002.08/345,000.84 = 136,824.56/x
  3. Step 3: Cross multiply
    250,002.08x = 345,000.84 × 136,824.56
  4. Step 4: Simplify right side
    250,002.08x = 47,204,588,132.63
  5. Step 5: Solve for x
    x = 47,204,588,132.63/250,002.08
  6. Step 6: Final answer
    x = 188,816.78

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1.5x scale

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.