Home / 100,557.18-150,833.44-50,623.89

Finding the Fourth Proportional to 100,557.18, 150,833.44 and 50,623.89

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Solution

The fourth proportional to 100,557.18, 150,833.44 and 50,623.89 is: 75,934.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,557.18 : 150,833.44 = 50,623.89 : x
  2. Step 2: Convert to fraction form
    100,557.18/150,833.44 = 50,623.89/x
  3. Step 3: Cross multiply
    100,557.18x = 150,833.44 × 50,623.89
  4. Step 4: Simplify right side
    100,557.18x = 7,635,774,972.54
  5. Step 5: Solve for x
    x = 7,635,774,972.54/100,557.18
  6. Step 6: Final answer
    x = 75,934.66

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1.5x scale

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.