Home / 111,479.36-167,231.76-40,435.52

Finding the Fourth Proportional to 111,479.36, 167,231.76 and 40,435.52

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Solution

The fourth proportional to 111,479.36, 167,231.76 and 40,435.52 is: 60,657.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,479.36 : 167,231.76 = 40,435.52 : x
  2. Step 2: Convert to fraction form
    111,479.36/167,231.76 = 40,435.52/x
  3. Step 3: Cross multiply
    111,479.36x = 167,231.76 × 40,435.52
  4. Step 4: Simplify right side
    111,479.36x = 6,762,103,176.12
  5. Step 5: Solve for x
    x = 6,762,103,176.12/111,479.36
  6. Step 6: Final answer
    x = 60,657.89

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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.