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Finding the Fourth Proportional to 169,463.84, 254,189.37 and 51,132.02

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Solution

The fourth proportional to 169,463.84, 254,189.37 and 51,132.02 is: 76,696.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,463.84 : 254,189.37 = 51,132.02 : x
  2. Step 2: Convert to fraction form
    169,463.84/254,189.37 = 51,132.02/x
  3. Step 3: Cross multiply
    169,463.84x = 254,189.37 × 51,132.02
  4. Step 4: Simplify right side
    169,463.84x = 12,997,215,950.63
  5. Step 5: Solve for x
    x = 12,997,215,950.63/169,463.84
  6. Step 6: Final answer
    x = 76,696.10

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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.