Home / 166,936.36-230,384.66-103,311.16

Finding the Fourth Proportional to 166,936.36, 230,384.66 and 103,311.16

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Solution

The fourth proportional to 166,936.36, 230,384.66 and 103,311.16 is: 142,577.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,936.36 : 230,384.66 = 103,311.16 : x
  2. Step 2: Convert to fraction form
    166,936.36/230,384.66 = 103,311.16/x
  3. Step 3: Cross multiply
    166,936.36x = 230,384.66 × 103,311.16
  4. Step 4: Simplify right side
    166,936.36x = 23,801,306,470.81
  5. Step 5: Solve for x
    x = 23,801,306,470.81/166,936.36
  6. Step 6: Final answer
    x = 142,577.13

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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.