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Finding the Fourth Proportional to 62,644.78, 93,958.05 and 18,259.62

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Solution

The fourth proportional to 62,644.78, 93,958.05 and 18,259.62 is: 27,386.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,644.78 : 93,958.05 = 18,259.62 : x
  2. Step 2: Convert to fraction form
    62,644.78/93,958.05 = 18,259.62/x
  3. Step 3: Cross multiply
    62,644.78x = 93,958.05 × 18,259.62
  4. Step 4: Simplify right side
    62,644.78x = 1,715,638,288.94
  5. Step 5: Solve for x
    x = 1,715,638,288.94/62,644.78
  6. Step 6: Final answer
    x = 27,386.77

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1.5x scale

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.