Home / 121,266.57-167,325.66-67,550.25

Finding the Fourth Proportional to 121,266.57, 167,325.66 and 67,550.25

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Solution

The fourth proportional to 121,266.57, 167,325.66 and 67,550.25 is: 93,206.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,266.57 : 167,325.66 = 67,550.25 : x
  2. Step 2: Convert to fraction form
    121,266.57/167,325.66 = 67,550.25/x
  3. Step 3: Cross multiply
    121,266.57x = 167,325.66 × 67,550.25
  4. Step 4: Simplify right side
    121,266.57x = 11,302,890,164.42
  5. Step 5: Solve for x
    x = 11,302,890,164.42/121,266.57
  6. Step 6: Final answer
    x = 93,206.98

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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.