Home / 121,024.21-167,019.33-67,308.07

Finding the Fourth Proportional to 121,024.21, 167,019.33 and 67,308.07

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Solution

The fourth proportional to 121,024.21, 167,019.33 and 67,308.07 is: 92,888.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,024.21 : 167,019.33 = 67,308.07 : x
  2. Step 2: Convert to fraction form
    121,024.21/167,019.33 = 67,308.07/x
  3. Step 3: Cross multiply
    121,024.21x = 167,019.33 × 67,308.07
  4. Step 4: Simplify right side
    121,024.21x = 11,241,749,264.95
  5. Step 5: Solve for x
    x = 11,241,749,264.95/121,024.21
  6. Step 6: Final answer
    x = 92,888.43

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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.