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Finding the Fourth Proportional to 106,395.93, 146,823.44 and 58,649.27

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Solution

The fourth proportional to 106,395.93, 146,823.44 and 58,649.27 is: 80,934.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,395.93 : 146,823.44 = 58,649.27 : x
  2. Step 2: Convert to fraction form
    106,395.93/146,823.44 = 58,649.27/x
  3. Step 3: Cross multiply
    106,395.93x = 146,823.44 × 58,649.27
  4. Step 4: Simplify right side
    106,395.93x = 8,611,086,547.53
  5. Step 5: Solve for x
    x = 8,611,086,547.53/106,395.93
  6. Step 6: Final answer
    x = 80,934.36

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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.