Home / 353,180.20-529,770.30-116,465.80

Finding the Fourth Proportional to 353,180.20, 529,770.30 and 116,465.80

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Solution

The fourth proportional to 353,180.20, 529,770.30 and 116,465.80 is: 174,698.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,180.20 : 529,770.30 = 116,465.80 : x
  2. Step 2: Convert to fraction form
    353,180.20/529,770.30 = 116,465.80/x
  3. Step 3: Cross multiply
    353,180.20x = 529,770.30 × 116,465.80
  4. Step 4: Simplify right side
    353,180.20x = 61,700,121,805.74
  5. Step 5: Solve for x
    x = 61,700,121,805.74/353,180.20
  6. Step 6: Final answer
    x = 174,698.70

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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.