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Finding the Fourth Proportional to 169,359.77, 254,039.77 and 43,009.49

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Solution

The fourth proportional to 169,359.77, 254,039.77 and 43,009.49 is: 64,514.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,359.77 : 254,039.77 = 43,009.49 : x
  2. Step 2: Convert to fraction form
    169,359.77/254,039.77 = 43,009.49/x
  3. Step 3: Cross multiply
    169,359.77x = 254,039.77 × 43,009.49
  4. Step 4: Simplify right side
    169,359.77x = 10,926,120,947.42
  5. Step 5: Solve for x
    x = 10,926,120,947.42/169,359.77
  6. Step 6: Final answer
    x = 64,514.26

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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.