Home / 30,113.03-41,552.55-16,680.93

Finding the Fourth Proportional to 30,113.03, 41,552.55 and 16,680.93

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Solution

The fourth proportional to 30,113.03, 41,552.55 and 16,680.93 is: 23,017.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,113.03 : 41,552.55 = 16,680.93 : x
  2. Step 2: Convert to fraction form
    30,113.03/41,552.55 = 16,680.93/x
  3. Step 3: Cross multiply
    30,113.03x = 41,552.55 × 16,680.93
  4. Step 4: Simplify right side
    30,113.03x = 693,135,177.87
  5. Step 5: Solve for x
    x = 693,135,177.87/30,113.03
  6. Step 6: Final answer
    x = 23,017.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.