Home / 149,449.95-206,241.84-89,023.14

Finding the Fourth Proportional to 149,449.95, 206,241.84 and 89,023.14

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Solution

The fourth proportional to 149,449.95, 206,241.84 and 89,023.14 is: 122,852.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,449.95 : 206,241.84 = 89,023.14 : x
  2. Step 2: Convert to fraction form
    149,449.95/206,241.84 = 89,023.14/x
  3. Step 3: Cross multiply
    149,449.95x = 206,241.84 × 89,023.14
  4. Step 4: Simplify right side
    149,449.95x = 18,360,296,196.18
  5. Step 5: Solve for x
    x = 18,360,296,196.18/149,449.95
  6. Step 6: Final answer
    x = 122,852.47

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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.