Home / 441,523.32-662,396.76-125,981.34

Finding the Fourth Proportional to 441,523.32, 662,396.76 and 125,981.34

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Solution

The fourth proportional to 441,523.32, 662,396.76 and 125,981.34 is: 189,003.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,523.32 : 662,396.76 = 125,981.34 : x
  2. Step 2: Convert to fraction form
    441,523.32/662,396.76 = 125,981.34/x
  3. Step 3: Cross multiply
    441,523.32x = 662,396.76 × 125,981.34
  4. Step 4: Simplify right side
    441,523.32x = 83,449,631,436.46
  5. Step 5: Solve for x
    x = 83,449,631,436.46/441,523.32
  6. Step 6: Final answer
    x = 189,003.90

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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.