Home / 121,250.33-167,328.47-67,536.25

Finding the Fourth Proportional to 121,250.33, 167,328.47 and 67,536.25

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Solution

The fourth proportional to 121,250.33, 167,328.47 and 67,536.25 is: 93,201.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,250.33 : 167,328.47 = 67,536.25 : x
  2. Step 2: Convert to fraction form
    121,250.33/167,328.47 = 67,536.25/x
  3. Step 3: Cross multiply
    121,250.33x = 167,328.47 × 67,536.25
  4. Step 4: Simplify right side
    121,250.33x = 11,300,737,132.56
  5. Step 5: Solve for x
    x = 11,300,737,132.56/121,250.33
  6. Step 6: Final answer
    x = 93,201.70

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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.