Home / 161,022.96-222,221.75-93,052.43

Finding the Fourth Proportional to 161,022.96, 222,221.75 and 93,052.43

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Solution

The fourth proportional to 161,022.96, 222,221.75 and 93,052.43 is: 128,418.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,022.96 : 222,221.75 = 93,052.43 : x
  2. Step 2: Convert to fraction form
    161,022.96/222,221.75 = 93,052.43/x
  3. Step 3: Cross multiply
    161,022.96x = 222,221.75 × 93,052.43
  4. Step 4: Simplify right side
    161,022.96x = 20,678,272,259.98
  5. Step 5: Solve for x
    x = 20,678,272,259.98/161,022.96
  6. Step 6: Final answer
    x = 128,418.16

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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.