Home / 121,233.96-167,288.15-69,548.38

Finding the Fourth Proportional to 121,233.96, 167,288.15 and 69,548.38

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Solution

The fourth proportional to 121,233.96, 167,288.15 and 69,548.38 is: 95,968.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,233.96 : 167,288.15 = 69,548.38 : x
  2. Step 2: Convert to fraction form
    121,233.96/167,288.15 = 69,548.38/x
  3. Step 3: Cross multiply
    121,233.96x = 167,288.15 × 69,548.38
  4. Step 4: Simplify right side
    121,233.96x = 11,634,619,581.35
  5. Step 5: Solve for x
    x = 11,634,619,581.35/121,233.96
  6. Step 6: Final answer
    x = 95,968.32

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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.