Home / 89,308.85-123,252.44-59,041.58

Finding the Fourth Proportional to 89,308.85, 123,252.44 and 59,041.58

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Solution

The fourth proportional to 89,308.85, 123,252.44 and 59,041.58 is: 81,481.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,308.85 : 123,252.44 = 59,041.58 : x
  2. Step 2: Convert to fraction form
    89,308.85/123,252.44 = 59,041.58/x
  3. Step 3: Cross multiply
    89,308.85x = 123,252.44 × 59,041.58
  4. Step 4: Simplify right side
    89,308.85x = 7,277,017,884.99
  5. Step 5: Solve for x
    x = 7,277,017,884.99/89,308.85
  6. Step 6: Final answer
    x = 81,481.49

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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.