Home / 58,537.04-80,781.16-31,679.44

Finding the Fourth Proportional to 58,537.04, 80,781.16 and 31,679.44

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Solution

The fourth proportional to 58,537.04, 80,781.16 and 31,679.44 is: 43,717.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,537.04 : 80,781.16 = 31,679.44 : x
  2. Step 2: Convert to fraction form
    58,537.04/80,781.16 = 31,679.44/x
  3. Step 3: Cross multiply
    58,537.04x = 80,781.16 × 31,679.44
  4. Step 4: Simplify right side
    58,537.04x = 2,559,101,911.35
  5. Step 5: Solve for x
    x = 2,559,101,911.35/58,537.04
  6. Step 6: Final answer
    x = 43,717.65

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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.