Home / 164,288.28-226,753.20-103,820.52

Finding the Fourth Proportional to 164,288.28, 226,753.20 and 103,820.52

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Solution

The fourth proportional to 164,288.28, 226,753.20 and 103,820.52 is: 143,294.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,288.28 : 226,753.20 = 103,820.52 : x
  2. Step 2: Convert to fraction form
    164,288.28/226,753.20 = 103,820.52/x
  3. Step 3: Cross multiply
    164,288.28x = 226,753.20 × 103,820.52
  4. Step 4: Simplify right side
    164,288.28x = 23,541,635,135.66
  5. Step 5: Solve for x
    x = 23,541,635,135.66/164,288.28
  6. Step 6: Final answer
    x = 143,294.67

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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.