Home / 121,268.07-167,354.98-67,553.07

Finding the Fourth Proportional to 121,268.07, 167,354.98 and 67,553.07

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Solution

The fourth proportional to 121,268.07, 167,354.98 and 67,553.07 is: 93,226.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,268.07 : 167,354.98 = 67,553.07 : x
  2. Step 2: Convert to fraction form
    121,268.07/167,354.98 = 67,553.07/x
  3. Step 3: Cross multiply
    121,268.07x = 167,354.98 × 67,553.07
  4. Step 4: Simplify right side
    121,268.07x = 11,305,342,341.02
  5. Step 5: Solve for x
    x = 11,305,342,341.02/121,268.07
  6. Step 6: Final answer
    x = 93,226.05

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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.