Home / 124,115.25-171,282.69-67,530.27

Finding the Fourth Proportional to 124,115.25, 171,282.69 and 67,530.27

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Solution

The fourth proportional to 124,115.25, 171,282.69 and 67,530.27 is: 93,193.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,115.25 : 171,282.69 = 67,530.27 : x
  2. Step 2: Convert to fraction form
    124,115.25/171,282.69 = 67,530.27/x
  3. Step 3: Cross multiply
    124,115.25x = 171,282.69 × 67,530.27
  4. Step 4: Simplify right side
    124,115.25x = 11,566,766,302.03
  5. Step 5: Solve for x
    x = 11,566,766,302.03/124,115.25
  6. Step 6: Final answer
    x = 93,193.76

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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.