Home / 121,048.92-167,032.26-67,336.20

Finding the Fourth Proportional to 121,048.92, 167,032.26 and 67,336.20

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Solution

The fourth proportional to 121,048.92, 167,032.26 and 67,336.20 is: 92,915.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,048.92 : 167,032.26 = 67,336.20 : x
  2. Step 2: Convert to fraction form
    121,048.92/167,032.26 = 67,336.20/x
  3. Step 3: Cross multiply
    121,048.92x = 167,032.26 × 67,336.20
  4. Step 4: Simplify right side
    121,048.92x = 11,247,317,665.81
  5. Step 5: Solve for x
    x = 11,247,317,665.81/121,048.92
  6. Step 6: Final answer
    x = 92,915.47

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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.