Home / 161,583.24-222,985.26-89,959.80

Finding the Fourth Proportional to 161,583.24, 222,985.26 and 89,959.80

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Solution

The fourth proportional to 161,583.24, 222,985.26 and 89,959.80 is: 124,144.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,583.24 : 222,985.26 = 89,959.80 : x
  2. Step 2: Convert to fraction form
    161,583.24/222,985.26 = 89,959.80/x
  3. Step 3: Cross multiply
    161,583.24x = 222,985.26 × 89,959.80
  4. Step 4: Simplify right side
    161,583.24x = 20,059,709,392.55
  5. Step 5: Solve for x
    x = 20,059,709,392.55/161,583.24
  6. Step 6: Final answer
    x = 124,144.74

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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.