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Finding the Fourth Proportional to 58,447.80, 87,684.71 and 27,266.04

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Solution

The fourth proportional to 58,447.80, 87,684.71 and 27,266.04 is: 40,905.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,447.80 : 87,684.71 = 27,266.04 : x
  2. Step 2: Convert to fraction form
    58,447.80/87,684.71 = 27,266.04/x
  3. Step 3: Cross multiply
    58,447.80x = 87,684.71 × 27,266.04
  4. Step 4: Simplify right side
    58,447.80x = 2,390,814,673.92
  5. Step 5: Solve for x
    x = 2,390,814,673.92/58,447.80
  6. Step 6: Final answer
    x = 40,905.13

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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.