Home / 161,739.96-223,220.88-98,077.56

Finding the Fourth Proportional to 161,739.96, 223,220.88 and 98,077.56

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Solution

The fourth proportional to 161,739.96, 223,220.88 and 98,077.56 is: 135,359.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,739.96 : 223,220.88 = 98,077.56 : x
  2. Step 2: Convert to fraction form
    161,739.96/223,220.88 = 98,077.56/x
  3. Step 3: Cross multiply
    161,739.96x = 223,220.88 × 98,077.56
  4. Step 4: Simplify right side
    161,739.96x = 21,892,959,251.45
  5. Step 5: Solve for x
    x = 21,892,959,251.45/161,739.96
  6. Step 6: Final answer
    x = 135,359.00

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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.