Home / 111,511.71-167,178.33-58,176.92

Finding the Fourth Proportional to 111,511.71, 167,178.33 and 58,176.92

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Solution

The fourth proportional to 111,511.71, 167,178.33 and 58,176.92 is: 87,218.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,511.71 : 167,178.33 = 58,176.92 : x
  2. Step 2: Convert to fraction form
    111,511.71/167,178.33 = 58,176.92/x
  3. Step 3: Cross multiply
    111,511.71x = 167,178.33 × 58,176.92
  4. Step 4: Simplify right side
    111,511.71x = 9,725,919,494.25
  5. Step 5: Solve for x
    x = 9,725,919,494.25/111,511.71
  6. Step 6: Final answer
    x = 87,218.82

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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.