Home / 120,816.61-181,253.27-36,577.42

Finding the Fourth Proportional to 120,816.61, 181,253.27 and 36,577.42

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Solution

The fourth proportional to 120,816.61, 181,253.27 and 36,577.42 is: 54,874.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,816.61 : 181,253.27 = 36,577.42 : x
  2. Step 2: Convert to fraction form
    120,816.61/181,253.27 = 36,577.42/x
  3. Step 3: Cross multiply
    120,816.61x = 181,253.27 × 36,577.42
  4. Step 4: Simplify right side
    120,816.61x = 6,629,776,983.16
  5. Step 5: Solve for x
    x = 6,629,776,983.16/120,816.61
  6. Step 6: Final answer
    x = 54,874.71

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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.