Home / 55,408.88-76,466.28-31,537.52

Finding the Fourth Proportional to 55,408.88, 76,466.28 and 31,537.52

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Solution

The fourth proportional to 55,408.88, 76,466.28 and 31,537.52 is: 43,522.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,408.88 : 76,466.28 = 31,537.52 : x
  2. Step 2: Convert to fraction form
    55,408.88/76,466.28 = 31,537.52/x
  3. Step 3: Cross multiply
    55,408.88x = 76,466.28 × 31,537.52
  4. Step 4: Simplify right side
    55,408.88x = 2,411,556,834.83
  5. Step 5: Solve for x
    x = 2,411,556,834.83/55,408.88
  6. Step 6: Final answer
    x = 43,522.93

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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.