Home / 276,922.13-382,152.87-149,597.73

Finding the Fourth Proportional to 276,922.13, 382,152.87 and 149,597.73

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Solution

The fourth proportional to 276,922.13, 382,152.87 and 149,597.73 is: 206,445.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,922.13 : 382,152.87 = 149,597.73 : x
  2. Step 2: Convert to fraction form
    276,922.13/382,152.87 = 149,597.73/x
  3. Step 3: Cross multiply
    276,922.13x = 382,152.87 × 149,597.73
  4. Step 4: Simplify right side
    276,922.13x = 57,169,201,864.99
  5. Step 5: Solve for x
    x = 57,169,201,864.99/276,922.13
  6. Step 6: Final answer
    x = 206,445.05

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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.