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Finding the Fourth Proportional to 59,099.48, 88,630.08 and 19,646

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Solution

The fourth proportional to 59,099.48, 88,630.08 and 19,646 is: 29,462.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,099.48 : 88,630.08 = 19,646 : x
  2. Step 2: Convert to fraction form
    59,099.48/88,630.08 = 19,646/x
  3. Step 3: Cross multiply
    59,099.48x = 88,630.08 × 19,646
  4. Step 4: Simplify right side
    59,099.48x = 1,741,226,551.68
  5. Step 5: Solve for x
    x = 1,741,226,551.68/59,099.48
  6. Step 6: Final answer
    x = 29,462.64

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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.