Home / 268,740.60-370,861.29-147,889.73

Finding the Fourth Proportional to 268,740.60, 370,861.29 and 147,889.73

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Solution

The fourth proportional to 268,740.60, 370,861.29 and 147,889.73 is: 204,087.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,740.60 : 370,861.29 = 147,889.73 : x
  2. Step 2: Convert to fraction form
    268,740.60/370,861.29 = 147,889.73/x
  3. Step 3: Cross multiply
    268,740.60x = 370,861.29 × 147,889.73
  4. Step 4: Simplify right side
    268,740.60x = 54,846,574,191.25
  5. Step 5: Solve for x
    x = 54,846,574,191.25/268,740.60
  6. Step 6: Final answer
    x = 204,087.41

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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.