Home / 124,537.02-171,862.20-67,949.34

Finding the Fourth Proportional to 124,537.02, 171,862.20 and 67,949.34

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Solution

The fourth proportional to 124,537.02, 171,862.20 and 67,949.34 is: 93,770.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,537.02 : 171,862.20 = 67,949.34 : x
  2. Step 2: Convert to fraction form
    124,537.02/171,862.20 = 67,949.34/x
  3. Step 3: Cross multiply
    124,537.02x = 171,862.20 × 67,949.34
  4. Step 4: Simplify right side
    124,537.02x = 11,677,923,060.95
  5. Step 5: Solve for x
    x = 11,677,923,060.95/124,537.02
  6. Step 6: Final answer
    x = 93,770.70

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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.