Home / 164,800.82-227,442.08-100,274.75

Finding the Fourth Proportional to 164,800.82, 227,442.08 and 100,274.75

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Solution

The fourth proportional to 164,800.82, 227,442.08 and 100,274.75 is: 138,389.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,800.82 : 227,442.08 = 100,274.75 : x
  2. Step 2: Convert to fraction form
    164,800.82/227,442.08 = 100,274.75/x
  3. Step 3: Cross multiply
    164,800.82x = 227,442.08 × 100,274.75
  4. Step 4: Simplify right side
    164,800.82x = 22,806,696,793.98
  5. Step 5: Solve for x
    x = 22,806,696,793.98/164,800.82
  6. Step 6: Final answer
    x = 138,389.47

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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.