Home / 146,150.10-219,103.65-61,974.90

Finding the Fourth Proportional to 146,150.10, 219,103.65 and 61,974.90

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Solution

The fourth proportional to 146,150.10, 219,103.65 and 61,974.90 is: 92,910.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,150.10 : 219,103.65 = 61,974.90 : x
  2. Step 2: Convert to fraction form
    146,150.10/219,103.65 = 61,974.90/x
  3. Step 3: Cross multiply
    146,150.10x = 219,103.65 × 61,974.90
  4. Step 4: Simplify right side
    146,150.10x = 13,578,926,798.39
  5. Step 5: Solve for x
    x = 13,578,926,798.39/146,150.10
  6. Step 6: Final answer
    x = 92,910.83

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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.