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Finding the Fourth Proportional to 164,545.55, 246,769.43 and 69,774.34

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Solution

The fourth proportional to 164,545.55, 246,769.43 and 69,774.34 is: 104,640.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,545.55 : 246,769.43 = 69,774.34 : x
  2. Step 2: Convert to fraction form
    164,545.55/246,769.43 = 69,774.34/x
  3. Step 3: Cross multiply
    164,545.55x = 246,769.43 × 69,774.34
  4. Step 4: Simplify right side
    164,545.55x = 17,218,173,144.63
  5. Step 5: Solve for x
    x = 17,218,173,144.63/164,545.55
  6. Step 6: Final answer
    x = 104,640.77

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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.