Home / 161,536.02-222,913.17-89,914.02

Finding the Fourth Proportional to 161,536.02, 222,913.17 and 89,914.02

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Solution

The fourth proportional to 161,536.02, 222,913.17 and 89,914.02 is: 124,077.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,536.02 : 222,913.17 = 89,914.02 : x
  2. Step 2: Convert to fraction form
    161,536.02/222,913.17 = 89,914.02/x
  3. Step 3: Cross multiply
    161,536.02x = 222,913.17 × 89,914.02
  4. Step 4: Simplify right side
    161,536.02x = 20,043,019,225.64
  5. Step 5: Solve for x
    x = 20,043,019,225.64/161,536.02
  6. Step 6: Final answer
    x = 124,077.71

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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.