Home / 121,023.23-167,014.20-67,308.26

Finding the Fourth Proportional to 121,023.23, 167,014.20 and 67,308.26

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Solution

The fourth proportional to 121,023.23, 167,014.20 and 67,308.26 is: 92,886.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,023.23 : 167,014.20 = 67,308.26 : x
  2. Step 2: Convert to fraction form
    121,023.23/167,014.20 = 67,308.26/x
  3. Step 3: Cross multiply
    121,023.23x = 167,014.20 × 67,308.26
  4. Step 4: Simplify right side
    121,023.23x = 11,241,435,675.57
  5. Step 5: Solve for x
    x = 11,241,435,675.57/121,023.23
  6. Step 6: Final answer
    x = 92,886.60

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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.