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Finding the Fourth Proportional to 124,383.50, 171,649.24 and 67,795.02

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Solution

The fourth proportional to 124,383.50, 171,649.24 and 67,795.02 is: 93,557.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,383.50 : 171,649.24 = 67,795.02 : x
  2. Step 2: Convert to fraction form
    124,383.50/171,649.24 = 67,795.02/x
  3. Step 3: Cross multiply
    124,383.50x = 171,649.24 × 67,795.02
  4. Step 4: Simplify right side
    124,383.50x = 11,636,963,658.78
  5. Step 5: Solve for x
    x = 11,636,963,658.78/124,383.50
  6. Step 6: Final answer
    x = 93,557.13

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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.