Home / 151,848.20-227,837.10-72,921.80

Finding the Fourth Proportional to 151,848.20, 227,837.10 and 72,921.80

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Solution

The fourth proportional to 151,848.20, 227,837.10 and 72,921.80 is: 109,413.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,848.20 : 227,837.10 = 72,921.80 : x
  2. Step 2: Convert to fraction form
    151,848.20/227,837.10 = 72,921.80/x
  3. Step 3: Cross multiply
    151,848.20x = 227,837.10 × 72,921.80
  4. Step 4: Simplify right side
    151,848.20x = 16,614,291,438.78
  5. Step 5: Solve for x
    x = 16,614,291,438.78/151,848.20
  6. Step 6: Final answer
    x = 109,413.82

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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.