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Finding the Fourth Proportional to 62,553, 86,323.14 and 34,259.70

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Solution

The fourth proportional to 62,553, 86,323.14 and 34,259.70 is: 47,278.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,553 : 86,323.14 = 34,259.70 : x
  2. Step 2: Convert to fraction form
    62,553/86,323.14 = 34,259.70/x
  3. Step 3: Cross multiply
    62,553x = 86,323.14 × 34,259.70
  4. Step 4: Simplify right side
    62,553x = 2,957,404,879.46
  5. Step 5: Solve for x
    x = 2,957,404,879.46/62,553
  6. Step 6: Final answer
    x = 47,278.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.