Home / 36,300.75-54,400.05-28,872.24

Finding the Fourth Proportional to 36,300.75, 54,400.05 and 28,872.24

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Solution

The fourth proportional to 36,300.75, 54,400.05 and 28,872.24 is: 43,267.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,300.75 : 54,400.05 = 28,872.24 : x
  2. Step 2: Convert to fraction form
    36,300.75/54,400.05 = 28,872.24/x
  3. Step 3: Cross multiply
    36,300.75x = 54,400.05 × 28,872.24
  4. Step 4: Simplify right side
    36,300.75x = 1,570,651,299.61
  5. Step 5: Solve for x
    x = 1,570,651,299.61/36,300.75
  6. Step 6: Final answer
    x = 43,267.74

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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.