Home / 161,305.04-222,537.02-93,309.39

Finding the Fourth Proportional to 161,305.04, 222,537.02 and 93,309.39

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Solution

The fourth proportional to 161,305.04, 222,537.02 and 93,309.39 is: 128,729.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,305.04 : 222,537.02 = 93,309.39 : x
  2. Step 2: Convert to fraction form
    161,305.04/222,537.02 = 93,309.39/x
  3. Step 3: Cross multiply
    161,305.04x = 222,537.02 × 93,309.39
  4. Step 4: Simplify right side
    161,305.04x = 20,764,793,122.07
  5. Step 5: Solve for x
    x = 20,764,793,122.07/161,305.04
  6. Step 6: Final answer
    x = 128,729.97

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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.