Home / 156,198.75-234,298.89-37,870.09

Finding the Fourth Proportional to 156,198.75, 234,298.89 and 37,870.09

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Solution

The fourth proportional to 156,198.75, 234,298.89 and 37,870.09 is: 56,805.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,198.75 : 234,298.89 = 37,870.09 : x
  2. Step 2: Convert to fraction form
    156,198.75/234,298.89 = 37,870.09/x
  3. Step 3: Cross multiply
    156,198.75x = 234,298.89 × 37,870.09
  4. Step 4: Simplify right side
    156,198.75x = 8,872,919,465.45
  5. Step 5: Solve for x
    x = 8,872,919,465.45/156,198.75
  6. Step 6: Final answer
    x = 56,805.32

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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.