Home / 144,724.68-199,734.84-83,473.29

Finding the Fourth Proportional to 144,724.68, 199,734.84 and 83,473.29

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Solution

The fourth proportional to 144,724.68, 199,734.84 and 83,473.29 is: 115,201.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,724.68 : 199,734.84 = 83,473.29 : x
  2. Step 2: Convert to fraction form
    144,724.68/199,734.84 = 83,473.29/x
  3. Step 3: Cross multiply
    144,724.68x = 199,734.84 × 83,473.29
  4. Step 4: Simplify right side
    144,724.68x = 16,672,524,222.42
  5. Step 5: Solve for x
    x = 16,672,524,222.42/144,724.68
  6. Step 6: Final answer
    x = 115,201.67

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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.