Home / 121,832.66-168,078.14-94,928.46

Finding the Fourth Proportional to 121,832.66, 168,078.14 and 94,928.46

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Solution

The fourth proportional to 121,832.66, 168,078.14 and 94,928.46 is: 130,961.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,832.66 : 168,078.14 = 94,928.46 : x
  2. Step 2: Convert to fraction form
    121,832.66/168,078.14 = 94,928.46/x
  3. Step 3: Cross multiply
    121,832.66x = 168,078.14 × 94,928.46
  4. Step 4: Simplify right side
    121,832.66x = 15,955,399,227.19
  5. Step 5: Solve for x
    x = 15,955,399,227.19/121,832.66
  6. Step 6: Final answer
    x = 130,961.59

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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.