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Finding the Fourth Proportional to 169,370.36, 254,055.63 and 43,020.08

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Solution

The fourth proportional to 169,370.36, 254,055.63 and 43,020.08 is: 64,530.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,370.36 : 254,055.63 = 43,020.08 : x
  2. Step 2: Convert to fraction form
    169,370.36/254,055.63 = 43,020.08/x
  3. Step 3: Cross multiply
    169,370.36x = 254,055.63 × 43,020.08
  4. Step 4: Simplify right side
    169,370.36x = 10,929,493,527.05
  5. Step 5: Solve for x
    x = 10,929,493,527.05/169,370.36
  6. Step 6: Final answer
    x = 64,530.14

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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.