Home / 367,737.40-551,606.10-131,087.80

Finding the Fourth Proportional to 367,737.40, 551,606.10 and 131,087.80

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Solution

The fourth proportional to 367,737.40, 551,606.10 and 131,087.80 is: 196,631.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,737.40 : 551,606.10 = 131,087.80 : x
  2. Step 2: Convert to fraction form
    367,737.40/551,606.10 = 131,087.80/x
  3. Step 3: Cross multiply
    367,737.40x = 551,606.10 × 131,087.80
  4. Step 4: Simplify right side
    367,737.40x = 72,308,830,115.58
  5. Step 5: Solve for x
    x = 72,308,830,115.58/367,737.40
  6. Step 6: Final answer
    x = 196,631.70

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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.