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Finding the Fourth Proportional to 58,854.44, 88,253.88 and 21,388.08

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Solution

The fourth proportional to 58,854.44, 88,253.88 and 21,388.08 is: 32,072.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,854.44 : 88,253.88 = 21,388.08 : x
  2. Step 2: Convert to fraction form
    58,854.44/88,253.88 = 21,388.08/x
  3. Step 3: Cross multiply
    58,854.44x = 88,253.88 × 21,388.08
  4. Step 4: Simplify right side
    58,854.44x = 1,887,581,045.75
  5. Step 5: Solve for x
    x = 1,887,581,045.75/58,854.44
  6. Step 6: Final answer
    x = 32,072.02

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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.