Home / 122,016.96-167,875.20-107,614.08

Finding the Fourth Proportional to 122,016.96, 167,875.20 and 107,614.08

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Solution

The fourth proportional to 122,016.96, 167,875.20 and 107,614.08 is: 148,059.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,016.96 : 167,875.20 = 107,614.08 : x
  2. Step 2: Convert to fraction form
    122,016.96/167,875.20 = 107,614.08/x
  3. Step 3: Cross multiply
    122,016.96x = 167,875.20 × 107,614.08
  4. Step 4: Simplify right side
    122,016.96x = 18,065,735,202.82
  5. Step 5: Solve for x
    x = 18,065,735,202.82/122,016.96
  6. Step 6: Final answer
    x = 148,059.21

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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.