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Finding the Fourth Proportional to 169,726.60, 254,626.62 and 64,547.56

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Solution

The fourth proportional to 169,726.60, 254,626.62 and 64,547.56 is: 96,835.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,726.60 : 254,626.62 = 64,547.56 : x
  2. Step 2: Convert to fraction form
    169,726.60/254,626.62 = 64,547.56/x
  3. Step 3: Cross multiply
    169,726.60x = 254,626.62 × 64,547.56
  4. Step 4: Simplify right side
    169,726.60x = 16,435,527,032.05
  5. Step 5: Solve for x
    x = 16,435,527,032.05/169,726.60
  6. Step 6: Final answer
    x = 96,835.30

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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.