Home / 89,195.54-123,088.82-51,468.98

Finding the Fourth Proportional to 89,195.54, 123,088.82 and 51,468.98

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Solution

The fourth proportional to 89,195.54, 123,088.82 and 51,468.98 is: 71,026.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,195.54 : 123,088.82 = 51,468.98 : x
  2. Step 2: Convert to fraction form
    89,195.54/123,088.82 = 51,468.98/x
  3. Step 3: Cross multiply
    89,195.54x = 123,088.82 × 51,468.98
  4. Step 4: Simplify right side
    89,195.54x = 6,335,256,014.80
  5. Step 5: Solve for x
    x = 6,335,256,014.80/89,195.54
  6. Step 6: Final answer
    x = 71,026.60

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1.5x scale

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.