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Finding the Fourth Proportional to 58,387.88, 87,581.86 and 16,268.08

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Solution

The fourth proportional to 58,387.88, 87,581.86 and 16,268.08 is: 24,402.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,387.88 : 87,581.86 = 16,268.08 : x
  2. Step 2: Convert to fraction form
    58,387.88/87,581.86 = 16,268.08/x
  3. Step 3: Cross multiply
    58,387.88x = 87,581.86 × 16,268.08
  4. Step 4: Simplify right side
    58,387.88x = 1,424,788,705.03
  5. Step 5: Solve for x
    x = 1,424,788,705.03/58,387.88
  6. Step 6: Final answer
    x = 24,402.13

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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.