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Finding the Fourth Proportional to 58,656.57, 87,763.41 and 36,365.57

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Solution

The fourth proportional to 58,656.57, 87,763.41 and 36,365.57 is: 54,411.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,656.57 : 87,763.41 = 36,365.57 : x
  2. Step 2: Convert to fraction form
    58,656.57/87,763.41 = 36,365.57/x
  3. Step 3: Cross multiply
    58,656.57x = 87,763.41 × 36,365.57
  4. Step 4: Simplify right side
    58,656.57x = 3,191,565,990.98
  5. Step 5: Solve for x
    x = 3,191,565,990.98/58,656.57
  6. Step 6: Final answer
    x = 54,411.06

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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.