Home / 121,737.03-167,993.87-68,022.48

Finding the Fourth Proportional to 121,737.03, 167,993.87 and 68,022.48

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Solution

The fourth proportional to 121,737.03, 167,993.87 and 68,022.48 is: 93,869.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,737.03 : 167,993.87 = 68,022.48 : x
  2. Step 2: Convert to fraction form
    121,737.03/167,993.87 = 68,022.48/x
  3. Step 3: Cross multiply
    121,737.03x = 167,993.87 × 68,022.48
  4. Step 4: Simplify right side
    121,737.03x = 11,427,360,526.00
  5. Step 5: Solve for x
    x = 11,427,360,526.00/121,737.03
  6. Step 6: Final answer
    x = 93,869.23

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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.