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Finding the Fourth Proportional to 58,873.03, 88,297.17 and 19,420.90

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Solution

The fourth proportional to 58,873.03, 88,297.17 and 19,420.90 is: 29,127.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,873.03 : 88,297.17 = 19,420.90 : x
  2. Step 2: Convert to fraction form
    58,873.03/88,297.17 = 19,420.90/x
  3. Step 3: Cross multiply
    58,873.03x = 88,297.17 × 19,420.90
  4. Step 4: Simplify right side
    58,873.03x = 1,714,810,067.37
  5. Step 5: Solve for x
    x = 1,714,810,067.37/58,873.03
  6. Step 6: Final answer
    x = 29,127.26

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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.