Home / 124,975.98-172,466.38-67,615.11

Finding the Fourth Proportional to 124,975.98, 172,466.38 and 67,615.11

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Solution

The fourth proportional to 124,975.98, 172,466.38 and 67,615.11 is: 93,308.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,975.98 : 172,466.38 = 67,615.11 : x
  2. Step 2: Convert to fraction form
    124,975.98/172,466.38 = 67,615.11/x
  3. Step 3: Cross multiply
    124,975.98x = 172,466.38 × 67,615.11
  4. Step 4: Simplify right side
    124,975.98x = 11,661,332,916.93
  5. Step 5: Solve for x
    x = 11,661,332,916.93/124,975.98
  6. Step 6: Final answer
    x = 93,308.60

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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.