Home / 89,566.17-123,602.40-51,327.29

Finding the Fourth Proportional to 89,566.17, 123,602.40 and 51,327.29

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Solution

The fourth proportional to 89,566.17, 123,602.40 and 51,327.29 is: 70,832.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,566.17 : 123,602.40 = 51,327.29 : x
  2. Step 2: Convert to fraction form
    89,566.17/123,602.40 = 51,327.29/x
  3. Step 3: Cross multiply
    89,566.17x = 123,602.40 × 51,327.29
  4. Step 4: Simplify right side
    89,566.17x = 6,344,175,611.48
  5. Step 5: Solve for x
    x = 6,344,175,611.48/89,566.17
  6. Step 6: Final answer
    x = 70,832.28

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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.