Home / 121,194.62-167,246.56-70,902.14

Finding the Fourth Proportional to 121,194.62, 167,246.56 and 70,902.14

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Solution

The fourth proportional to 121,194.62, 167,246.56 and 70,902.14 is: 97,843.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,194.62 : 167,246.56 = 70,902.14 : x
  2. Step 2: Convert to fraction form
    121,194.62/167,246.56 = 70,902.14/x
  3. Step 3: Cross multiply
    121,194.62x = 167,246.56 × 70,902.14
  4. Step 4: Simplify right side
    121,194.62x = 11,858,139,011.64
  5. Step 5: Solve for x
    x = 11,858,139,011.64/121,194.62
  6. Step 6: Final answer
    x = 97,843.77

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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.