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Finding the Fourth Proportional to 58,727.40, 88,061.84 and 18,741.14

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Solution

The fourth proportional to 58,727.40, 88,061.84 and 18,741.14 is: 28,102.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,727.40 : 88,061.84 = 18,741.14 : x
  2. Step 2: Convert to fraction form
    58,727.40/88,061.84 = 18,741.14/x
  3. Step 3: Cross multiply
    58,727.40x = 88,061.84 × 18,741.14
  4. Step 4: Simplify right side
    58,727.40x = 1,650,379,272.10
  5. Step 5: Solve for x
    x = 1,650,379,272.10/58,727.40
  6. Step 6: Final answer
    x = 28,102.37

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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.