Home / 70,767.27-106,150.91-18,176.81

Finding the Fourth Proportional to 70,767.27, 106,150.91 and 18,176.81

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Solution

The fourth proportional to 70,767.27, 106,150.91 and 18,176.81 is: 27,265.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,767.27 : 106,150.91 = 18,176.81 : x
  2. Step 2: Convert to fraction form
    70,767.27/106,150.91 = 18,176.81/x
  3. Step 3: Cross multiply
    70,767.27x = 106,150.91 × 18,176.81
  4. Step 4: Simplify right side
    70,767.27x = 1,929,484,300.76
  5. Step 5: Solve for x
    x = 1,929,484,300.76/70,767.27
  6. Step 6: Final answer
    x = 27,265.21

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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.