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Finding the Fourth Proportional to 164,434.88, 226,920.76 and 88,983.40

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Solution

The fourth proportional to 164,434.88, 226,920.76 and 88,983.40 is: 122,797.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,434.88 : 226,920.76 = 88,983.40 : x
  2. Step 2: Convert to fraction form
    164,434.88/226,920.76 = 88,983.40/x
  3. Step 3: Cross multiply
    164,434.88x = 226,920.76 × 88,983.40
  4. Step 4: Simplify right side
    164,434.88x = 20,192,180,755.38
  5. Step 5: Solve for x
    x = 20,192,180,755.38/164,434.88
  6. Step 6: Final answer
    x = 122,797.43

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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.