Home / 124,976.24-172,466.73-67,615.38

Finding the Fourth Proportional to 124,976.24, 172,466.73 and 67,615.38

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Solution

The fourth proportional to 124,976.24, 172,466.73 and 67,615.38 is: 93,308.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,976.24 : 172,466.73 = 67,615.38 : x
  2. Step 2: Convert to fraction form
    124,976.24/172,466.73 = 67,615.38/x
  3. Step 3: Cross multiply
    124,976.24x = 172,466.73 × 67,615.38
  4. Step 4: Simplify right side
    124,976.24x = 11,661,402,285.90
  5. Step 5: Solve for x
    x = 11,661,402,285.90/124,976.24
  6. Step 6: Final answer
    x = 93,308.96

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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.