Home / 163,683.13-225,754.70-106,340.90

Finding the Fourth Proportional to 163,683.13, 225,754.70 and 106,340.90

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Solution

The fourth proportional to 163,683.13, 225,754.70 and 106,340.90 is: 146,667.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,683.13 : 225,754.70 = 106,340.90 : x
  2. Step 2: Convert to fraction form
    163,683.13/225,754.70 = 106,340.90/x
  3. Step 3: Cross multiply
    163,683.13x = 225,754.70 × 106,340.90
  4. Step 4: Simplify right side
    163,683.13x = 24,006,957,586.62
  5. Step 5: Solve for x
    x = 24,006,957,586.62/163,683.13
  6. Step 6: Final answer
    x = 146,667.27

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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.