Home / 121,264.54-167,358.26-66,822.33

Finding the Fourth Proportional to 121,264.54, 167,358.26 and 66,822.33

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Solution

The fourth proportional to 121,264.54, 167,358.26 and 66,822.33 is: 92,222.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,264.54 : 167,358.26 = 66,822.33 : x
  2. Step 2: Convert to fraction form
    121,264.54/167,358.26 = 66,822.33/x
  3. Step 3: Cross multiply
    121,264.54x = 167,358.26 × 66,822.33
  4. Step 4: Simplify right side
    121,264.54x = 11,183,268,877.95
  5. Step 5: Solve for x
    x = 11,183,268,877.95/121,264.54
  6. Step 6: Final answer
    x = 92,222.09

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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.