Home / 111,545.27-167,336.36-55,387.21

Finding the Fourth Proportional to 111,545.27, 167,336.36 and 55,387.21

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Solution

The fourth proportional to 111,545.27, 167,336.36 and 55,387.21 is: 83,089.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,545.27 : 167,336.36 = 55,387.21 : x
  2. Step 2: Convert to fraction form
    111,545.27/167,336.36 = 55,387.21/x
  3. Step 3: Cross multiply
    111,545.27x = 167,336.36 × 55,387.21
  4. Step 4: Simplify right side
    111,545.27x = 9,268,293,416.68
  5. Step 5: Solve for x
    x = 9,268,293,416.68/111,545.27
  6. Step 6: Final answer
    x = 83,089.98

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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.