Home / 120,544.98-180,816.95-30,588.54

Finding the Fourth Proportional to 120,544.98, 180,816.95 and 30,588.54

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Solution

The fourth proportional to 120,544.98, 180,816.95 and 30,588.54 is: 45,882.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,544.98 : 180,816.95 = 30,588.54 : x
  2. Step 2: Convert to fraction form
    120,544.98/180,816.95 = 30,588.54/x
  3. Step 3: Cross multiply
    120,544.98x = 180,816.95 × 30,588.54
  4. Step 4: Simplify right side
    120,544.98x = 5,530,926,354.81
  5. Step 5: Solve for x
    x = 5,530,926,354.81/120,544.98
  6. Step 6: Final answer
    x = 45,882.68

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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.