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Finding the Fourth Proportional to 58,590.61, 80,855.11 and 31,733.34

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Solution

The fourth proportional to 58,590.61, 80,855.11 and 31,733.34 is: 43,792.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,590.61 : 80,855.11 = 31,733.34 : x
  2. Step 2: Convert to fraction form
    58,590.61/80,855.11 = 31,733.34/x
  3. Step 3: Cross multiply
    58,590.61x = 80,855.11 × 31,733.34
  4. Step 4: Simplify right side
    58,590.61x = 2,565,802,432.83
  5. Step 5: Solve for x
    x = 2,565,802,432.83/58,590.61
  6. Step 6: Final answer
    x = 43,792.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.