Home / 124,118.28-171,286.86-67,533.30

Finding the Fourth Proportional to 124,118.28, 171,286.86 and 67,533.30

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Solution

The fourth proportional to 124,118.28, 171,286.86 and 67,533.30 is: 93,197.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,118.28 : 171,286.86 = 67,533.30 : x
  2. Step 2: Convert to fraction form
    124,118.28/171,286.86 = 67,533.30/x
  3. Step 3: Cross multiply
    124,118.28x = 171,286.86 × 67,533.30
  4. Step 4: Simplify right side
    124,118.28x = 11,567,566,902.44
  5. Step 5: Solve for x
    x = 11,567,566,902.44/124,118.28
  6. Step 6: Final answer
    x = 93,197.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.