Home / 121,269.03-167,356.43-67,554.03

Finding the Fourth Proportional to 121,269.03, 167,356.43 and 67,554.03

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Solution

The fourth proportional to 121,269.03, 167,356.43 and 67,554.03 is: 93,227.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,269.03 : 167,356.43 = 67,554.03 : x
  2. Step 2: Convert to fraction form
    121,269.03/167,356.43 = 67,554.03/x
  3. Step 3: Cross multiply
    121,269.03x = 167,356.43 × 67,554.03
  4. Step 4: Simplify right side
    121,269.03x = 11,305,600,955.14
  5. Step 5: Solve for x
    x = 11,305,600,955.14/121,269.03
  6. Step 6: Final answer
    x = 93,227.44

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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.