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Finding the Fourth Proportional to 167,264.57, 230,720.12 and 99,233.39

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Solution

The fourth proportional to 167,264.57, 230,720.12 and 99,233.39 is: 136,879.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,264.57 : 230,720.12 = 99,233.39 : x
  2. Step 2: Convert to fraction form
    167,264.57/230,720.12 = 99,233.39/x
  3. Step 3: Cross multiply
    167,264.57x = 230,720.12 × 99,233.39
  4. Step 4: Simplify right side
    167,264.57x = 22,895,137,999.04
  5. Step 5: Solve for x
    x = 22,895,137,999.04/167,264.57
  6. Step 6: Final answer
    x = 136,879.79

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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.