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Finding the Fourth Proportional to 167,577.30, 251,220.15 and 100,946.70

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Solution

The fourth proportional to 167,577.30, 251,220.15 and 100,946.70 is: 151,332.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,577.30 : 251,220.15 = 100,946.70 : x
  2. Step 2: Convert to fraction form
    167,577.30/251,220.15 = 100,946.70/x
  3. Step 3: Cross multiply
    167,577.30x = 251,220.15 × 100,946.70
  4. Step 4: Simplify right side
    167,577.30x = 25,359,845,116.01
  5. Step 5: Solve for x
    x = 25,359,845,116.01/167,577.30
  6. Step 6: Final answer
    x = 151,332.22

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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.