Home / 120,010.68-180,015.36-48,933.04

Finding the Fourth Proportional to 120,010.68, 180,015.36 and 48,933.04

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Solution

The fourth proportional to 120,010.68, 180,015.36 and 48,933.04 is: 73,399.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,010.68 : 180,015.36 = 48,933.04 : x
  2. Step 2: Convert to fraction form
    120,010.68/180,015.36 = 48,933.04/x
  3. Step 3: Cross multiply
    120,010.68x = 180,015.36 × 48,933.04
  4. Step 4: Simplify right side
    120,010.68x = 8,808,698,811.49
  5. Step 5: Solve for x
    x = 8,808,698,811.49/120,010.68
  6. Step 6: Final answer
    x = 73,399.29

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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.