Home / 367,747.80-551,492.10-131,098.20

Finding the Fourth Proportional to 367,747.80, 551,492.10 and 131,098.20

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Solution

The fourth proportional to 367,747.80, 551,492.10 and 131,098.20 is: 196,601.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,747.80 : 551,492.10 = 131,098.20 : x
  2. Step 2: Convert to fraction form
    367,747.80/551,492.10 = 131,098.20/x
  3. Step 3: Cross multiply
    367,747.80x = 551,492.10 × 131,098.20
  4. Step 4: Simplify right side
    367,747.80x = 72,299,621,624.22
  5. Step 5: Solve for x
    x = 72,299,621,624.22/367,747.80
  6. Step 6: Final answer
    x = 196,601.10

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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.