Home / 124,360.92-171,618.08-67,772.25

Finding the Fourth Proportional to 124,360.92, 171,618.08 and 67,772.25

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Solution

The fourth proportional to 124,360.92, 171,618.08 and 67,772.25 is: 93,525.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,360.92 : 171,618.08 = 67,772.25 : x
  2. Step 2: Convert to fraction form
    124,360.92/171,618.08 = 67,772.25/x
  3. Step 3: Cross multiply
    124,360.92x = 171,618.08 × 67,772.25
  4. Step 4: Simplify right side
    124,360.92x = 11,630,943,083.42
  5. Step 5: Solve for x
    x = 11,630,943,083.42/124,360.92
  6. Step 6: Final answer
    x = 93,525.71

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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.