Home / 367,752.15-551,628.23-131,102.55

Finding the Fourth Proportional to 367,752.15, 551,628.23 and 131,102.55

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Solution

The fourth proportional to 367,752.15, 551,628.23 and 131,102.55 is: 196,653.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,752.15 : 551,628.23 = 131,102.55 : x
  2. Step 2: Convert to fraction form
    367,752.15/551,628.23 = 131,102.55/x
  3. Step 3: Cross multiply
    367,752.15x = 551,628.23 × 131,102.55
  4. Step 4: Simplify right side
    367,752.15x = 72,319,866,949.47
  5. Step 5: Solve for x
    x = 72,319,866,949.47/367,752.15
  6. Step 6: Final answer
    x = 196,653.83

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1.5x scale

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.