Home / 120,936.18-181,404.68-36,697.06

Finding the Fourth Proportional to 120,936.18, 181,404.68 and 36,697.06

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Solution

The fourth proportional to 120,936.18, 181,404.68 and 36,697.06 is: 55,045.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,936.18 : 181,404.68 = 36,697.06 : x
  2. Step 2: Convert to fraction form
    120,936.18/181,404.68 = 36,697.06/x
  3. Step 3: Cross multiply
    120,936.18x = 181,404.68 × 36,697.06
  4. Step 4: Simplify right side
    120,936.18x = 6,657,018,426.24
  5. Step 5: Solve for x
    x = 6,657,018,426.24/120,936.18
  6. Step 6: Final answer
    x = 55,045.71

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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.