Home / 124,105.96-171,266.57-67,517.34

Finding the Fourth Proportional to 124,105.96, 171,266.57 and 67,517.34

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Solution

The fourth proportional to 124,105.96, 171,266.57 and 67,517.34 is: 93,174.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,105.96 : 171,266.57 = 67,517.34 : x
  2. Step 2: Convert to fraction form
    124,105.96/171,266.57 = 67,517.34/x
  3. Step 3: Cross multiply
    124,105.96x = 171,266.57 × 67,517.34
  4. Step 4: Simplify right side
    124,105.96x = 11,563,463,237.32
  5. Step 5: Solve for x
    x = 11,563,463,237.32/124,105.96
  6. Step 6: Final answer
    x = 93,174.12

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1.5x scale

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.