Home / 124,439.06-186,605.94-68,263.13

Finding the Fourth Proportional to 124,439.06, 186,605.94 and 68,263.13

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Solution

The fourth proportional to 124,439.06, 186,605.94 and 68,263.13 is: 102,365.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,439.06 : 186,605.94 = 68,263.13 : x
  2. Step 2: Convert to fraction form
    124,439.06/186,605.94 = 68,263.13/x
  3. Step 3: Cross multiply
    124,439.06x = 186,605.94 × 68,263.13
  4. Step 4: Simplify right side
    124,439.06x = 12,738,305,540.99
  5. Step 5: Solve for x
    x = 12,738,305,540.99/124,439.06
  6. Step 6: Final answer
    x = 102,365.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.