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Finding the Fourth Proportional to 62,714.25, 86,545.73 and 35,857.32

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Solution

The fourth proportional to 62,714.25, 86,545.73 and 35,857.32 is: 49,483.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,714.25 : 86,545.73 = 35,857.32 : x
  2. Step 2: Convert to fraction form
    62,714.25/86,545.73 = 35,857.32/x
  3. Step 3: Cross multiply
    62,714.25x = 86,545.73 × 35,857.32
  4. Step 4: Simplify right side
    62,714.25x = 3,103,297,935.24
  5. Step 5: Solve for x
    x = 3,103,297,935.24/62,714.25
  6. Step 6: Final answer
    x = 49,483.14

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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.