Home / 163,223.30-244,773.36-68,405.72

Finding the Fourth Proportional to 163,223.30, 244,773.36 and 68,405.72

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Solution

The fourth proportional to 163,223.30, 244,773.36 and 68,405.72 is: 102,582.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,223.30 : 244,773.36 = 68,405.72 : x
  2. Step 2: Convert to fraction form
    163,223.30/244,773.36 = 68,405.72/x
  3. Step 3: Cross multiply
    163,223.30x = 244,773.36 × 68,405.72
  4. Step 4: Simplify right side
    163,223.30x = 16,743,896,703.75
  5. Step 5: Solve for x
    x = 16,743,896,703.75/163,223.30
  6. Step 6: Final answer
    x = 102,582.76

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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.