Home / 161,260.96-222,648.72-144,212.32

Finding the Fourth Proportional to 161,260.96, 222,648.72 and 144,212.32

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Solution

The fourth proportional to 161,260.96, 222,648.72 and 144,212.32 is: 199,110.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,260.96 : 222,648.72 = 144,212.32 : x
  2. Step 2: Convert to fraction form
    161,260.96/222,648.72 = 144,212.32/x
  3. Step 3: Cross multiply
    161,260.96x = 222,648.72 × 144,212.32
  4. Step 4: Simplify right side
    161,260.96x = 32,108,688,456.23
  5. Step 5: Solve for x
    x = 32,108,688,456.23/161,260.96
  6. Step 6: Final answer
    x = 199,110.12

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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.