Home / 61,087.62-91,631.44-16,712.58

Finding the Fourth Proportional to 61,087.62, 91,631.44 and 16,712.58

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Solution

The fourth proportional to 61,087.62, 91,631.44 and 16,712.58 is: 25,068.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,087.62 : 91,631.44 = 16,712.58 : x
  2. Step 2: Convert to fraction form
    61,087.62/91,631.44 = 16,712.58/x
  3. Step 3: Cross multiply
    61,087.62x = 91,631.44 × 16,712.58
  4. Step 4: Simplify right side
    61,087.62x = 1,531,397,771.52
  5. Step 5: Solve for x
    x = 1,531,397,771.52/61,087.62
  6. Step 6: Final answer
    x = 25,068.87

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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.