Home / 124,564.69-171,822.45-88,766.20

Finding the Fourth Proportional to 124,564.69, 171,822.45 and 88,766.20

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Solution

The fourth proportional to 124,564.69, 171,822.45 and 88,766.20 is: 122,442.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,564.69 : 171,822.45 = 88,766.20 : x
  2. Step 2: Convert to fraction form
    124,564.69/171,822.45 = 88,766.20/x
  3. Step 3: Cross multiply
    124,564.69x = 171,822.45 × 88,766.20
  4. Step 4: Simplify right side
    124,564.69x = 15,252,025,961.19
  5. Step 5: Solve for x
    x = 15,252,025,961.19/124,564.69
  6. Step 6: Final answer
    x = 122,442.61

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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.