Home / 121,010.24-167,000.40-67,296.32

Finding the Fourth Proportional to 121,010.24, 167,000.40 and 67,296.32

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Solution

The fourth proportional to 121,010.24, 167,000.40 and 67,296.32 is: 92,872.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,010.24 : 167,000.40 = 67,296.32 : x
  2. Step 2: Convert to fraction form
    121,010.24/167,000.40 = 67,296.32/x
  3. Step 3: Cross multiply
    121,010.24x = 167,000.40 × 67,296.32
  4. Step 4: Simplify right side
    121,010.24x = 11,238,512,358.53
  5. Step 5: Solve for x
    x = 11,238,512,358.53/121,010.24
  6. Step 6: Final answer
    x = 92,872.41

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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.