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Finding the Fourth Proportional to 59,218.68, 88,863 and 21,805.02

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Solution

The fourth proportional to 59,218.68, 88,863 and 21,805.02 is: 32,720.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,218.68 : 88,863 = 21,805.02 : x
  2. Step 2: Convert to fraction form
    59,218.68/88,863 = 21,805.02/x
  3. Step 3: Cross multiply
    59,218.68x = 88,863 × 21,805.02
  4. Step 4: Simplify right side
    59,218.68x = 1,937,659,492.26
  5. Step 5: Solve for x
    x = 1,937,659,492.26/59,218.68
  6. Step 6: Final answer
    x = 32,720.41

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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.