Home / 89,827.83-123,968.07-51,599.34

Finding the Fourth Proportional to 89,827.83, 123,968.07 and 51,599.34

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Solution

The fourth proportional to 89,827.83, 123,968.07 and 51,599.34 is: 71,210.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,827.83 : 123,968.07 = 51,599.34 : x
  2. Step 2: Convert to fraction form
    89,827.83/123,968.07 = 51,599.34/x
  3. Step 3: Cross multiply
    89,827.83x = 123,968.07 × 51,599.34
  4. Step 4: Simplify right side
    89,827.83x = 6,396,670,593.07
  5. Step 5: Solve for x
    x = 6,396,670,593.07/89,827.83
  6. Step 6: Final answer
    x = 71,210.34

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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.