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Finding the Fourth Proportional to 59,021.64, 88,531.11 and 14,647.68

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Solution

The fourth proportional to 59,021.64, 88,531.11 and 14,647.68 is: 21,971.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,021.64 : 88,531.11 = 14,647.68 : x
  2. Step 2: Convert to fraction form
    59,021.64/88,531.11 = 14,647.68/x
  3. Step 3: Cross multiply
    59,021.64x = 88,531.11 × 14,647.68
  4. Step 4: Simplify right side
    59,021.64x = 1,296,775,369.32
  5. Step 5: Solve for x
    x = 1,296,775,369.32/59,021.64
  6. Step 6: Final answer
    x = 21,971.18

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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.