Home / 103,801.23-155,677.93-40,622.85

Finding the Fourth Proportional to 103,801.23, 155,677.93 and 40,622.85

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Solution

The fourth proportional to 103,801.23, 155,677.93 and 40,622.85 is: 60,924.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,801.23 : 155,677.93 = 40,622.85 : x
  2. Step 2: Convert to fraction form
    103,801.23/155,677.93 = 40,622.85/x
  3. Step 3: Cross multiply
    103,801.23x = 155,677.93 × 40,622.85
  4. Step 4: Simplify right side
    103,801.23x = 6,324,081,198.70
  5. Step 5: Solve for x
    x = 6,324,081,198.70/103,801.23
  6. Step 6: Final answer
    x = 60,924.92

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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.