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Finding the Fourth Proportional to 58,376.20, 87,564.30 and 16,827.40

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Solution

The fourth proportional to 58,376.20, 87,564.30 and 16,827.40 is: 25,241.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,376.20 : 87,564.30 = 16,827.40 : x
  2. Step 2: Convert to fraction form
    58,376.20/87,564.30 = 16,827.40/x
  3. Step 3: Cross multiply
    58,376.20x = 87,564.30 × 16,827.40
  4. Step 4: Simplify right side
    58,376.20x = 1,473,479,501.82
  5. Step 5: Solve for x
    x = 1,473,479,501.82/58,376.20
  6. Step 6: Final answer
    x = 25,241.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.