Home / 331,585.20-497,427.18-118,336.56

Finding the Fourth Proportional to 331,585.20, 497,427.18 and 118,336.56

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Solution

The fourth proportional to 331,585.20, 497,427.18 and 118,336.56 is: 177,522.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,585.20 : 497,427.18 = 118,336.56 : x
  2. Step 2: Convert to fraction form
    331,585.20/497,427.18 = 118,336.56/x
  3. Step 3: Cross multiply
    331,585.20x = 497,427.18 × 118,336.56
  4. Step 4: Simplify right side
    331,585.20x = 58,863,821,331.70
  5. Step 5: Solve for x
    x = 58,863,821,331.70/331,585.20
  6. Step 6: Final answer
    x = 177,522.46

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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.