Home / 146,013.33-218,936.16-57,162.81

Finding the Fourth Proportional to 146,013.33, 218,936.16 and 57,162.81

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Solution

The fourth proportional to 146,013.33, 218,936.16 and 57,162.81 is: 85,711.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,013.33 : 218,936.16 = 57,162.81 : x
  2. Step 2: Convert to fraction form
    146,013.33/218,936.16 = 57,162.81/x
  3. Step 3: Cross multiply
    146,013.33x = 218,936.16 × 57,162.81
  4. Step 4: Simplify right side
    146,013.33x = 12,515,006,116.21
  5. Step 5: Solve for x
    x = 12,515,006,116.21/146,013.33
  6. Step 6: Final answer
    x = 85,711.39

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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.