Home / 203,557.54-305,524.23-146,690.50

Finding the Fourth Proportional to 203,557.54, 305,524.23 and 146,690.50

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Solution

The fourth proportional to 203,557.54, 305,524.23 and 146,690.50 is: 220,171.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,557.54 : 305,524.23 = 146,690.50 : x
  2. Step 2: Convert to fraction form
    203,557.54/305,524.23 = 146,690.50/x
  3. Step 3: Cross multiply
    203,557.54x = 305,524.23 × 146,690.50
  4. Step 4: Simplify right side
    203,557.54x = 44,817,502,060.82
  5. Step 5: Solve for x
    x = 44,817,502,060.82/203,557.54
  6. Step 6: Final answer
    x = 220,171.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.