Home / 203,820.15-304,357.74-166,454.40

Finding the Fourth Proportional to 203,820.15, 304,357.74 and 166,454.40

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Solution

The fourth proportional to 203,820.15, 304,357.74 and 166,454.40 is: 248,560.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,820.15 : 304,357.74 = 166,454.40 : x
  2. Step 2: Convert to fraction form
    203,820.15/304,357.74 = 166,454.40/x
  3. Step 3: Cross multiply
    203,820.15x = 304,357.74 × 166,454.40
  4. Step 4: Simplify right side
    203,820.15x = 50,661,684,997.06
  5. Step 5: Solve for x
    x = 50,661,684,997.06/203,820.15
  6. Step 6: Final answer
    x = 248,560.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.