Home / 103,626.60-155,521.92-40,476.98

Finding the Fourth Proportional to 103,626.60, 155,521.92 and 40,476.98

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Solution

The fourth proportional to 103,626.60, 155,521.92 and 40,476.98 is: 60,747.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,626.60 : 155,521.92 = 40,476.98 : x
  2. Step 2: Convert to fraction form
    103,626.60/155,521.92 = 40,476.98/x
  3. Step 3: Cross multiply
    103,626.60x = 155,521.92 × 40,476.98
  4. Step 4: Simplify right side
    103,626.60x = 6,295,057,645.40
  5. Step 5: Solve for x
    x = 6,295,057,645.40/103,626.60
  6. Step 6: Final answer
    x = 60,747.51

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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.