Home / 45,101.42-67,593.56-18,416.16

Finding the Fourth Proportional to 45,101.42, 67,593.56 and 18,416.16

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Solution

The fourth proportional to 45,101.42, 67,593.56 and 18,416.16 is: 27,600.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,101.42 : 67,593.56 = 18,416.16 : x
  2. Step 2: Convert to fraction form
    45,101.42/67,593.56 = 18,416.16/x
  3. Step 3: Cross multiply
    45,101.42x = 67,593.56 × 18,416.16
  4. Step 4: Simplify right side
    45,101.42x = 1,244,813,815.93
  5. Step 5: Solve for x
    x = 1,244,813,815.93/45,101.42
  6. Step 6: Final answer
    x = 27,600.32

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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.