Home / 57,537.38-86,307.14-15,985.46

Finding the Fourth Proportional to 57,537.38, 86,307.14 and 15,985.46

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Solution

The fourth proportional to 57,537.38, 86,307.14 and 15,985.46 is: 23,978.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,537.38 : 86,307.14 = 15,985.46 : x
  2. Step 2: Convert to fraction form
    57,537.38/86,307.14 = 15,985.46/x
  3. Step 3: Cross multiply
    57,537.38x = 86,307.14 × 15,985.46
  4. Step 4: Simplify right side
    57,537.38x = 1,379,658,942.61
  5. Step 5: Solve for x
    x = 1,379,658,942.61/57,537.38
  6. Step 6: Final answer
    x = 23,978.48

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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.