Home / 36,520.12-50,352.08-30,479.04

Finding the Fourth Proportional to 36,520.12, 50,352.08 and 30,479.04

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Solution

The fourth proportional to 36,520.12, 50,352.08 and 30,479.04 is: 42,022.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,520.12 : 50,352.08 = 30,479.04 : x
  2. Step 2: Convert to fraction form
    36,520.12/50,352.08 = 30,479.04/x
  3. Step 3: Cross multiply
    36,520.12x = 50,352.08 × 30,479.04
  4. Step 4: Simplify right side
    36,520.12x = 1,534,683,060.40
  5. Step 5: Solve for x
    x = 1,534,683,060.40/36,520.12
  6. Step 6: Final answer
    x = 42,022.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.