Home / 121,162.03-167,195.54-67,445.66

Finding the Fourth Proportional to 121,162.03, 167,195.54 and 67,445.66

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Solution

The fourth proportional to 121,162.03, 167,195.54 and 67,445.66 is: 93,070.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,162.03 : 167,195.54 = 67,445.66 : x
  2. Step 2: Convert to fraction form
    121,162.03/167,195.54 = 67,445.66/x
  3. Step 3: Cross multiply
    121,162.03x = 167,195.54 × 67,445.66
  4. Step 4: Simplify right side
    121,162.03x = 11,276,614,130.96
  5. Step 5: Solve for x
    x = 11,276,614,130.96/121,162.03
  6. Step 6: Final answer
    x = 93,070.53

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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.