Home / 52,566.45-72,543.42-28,694.40

Finding the Fourth Proportional to 52,566.45, 72,543.42 and 28,694.40

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Solution

The fourth proportional to 52,566.45, 72,543.42 and 28,694.40 is: 39,599.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,566.45 : 72,543.42 = 28,694.40 : x
  2. Step 2: Convert to fraction form
    52,566.45/72,543.42 = 28,694.40/x
  3. Step 3: Cross multiply
    52,566.45x = 72,543.42 × 28,694.40
  4. Step 4: Simplify right side
    52,566.45x = 2,081,589,910.85
  5. Step 5: Solve for x
    x = 2,081,589,910.85/52,566.45
  6. Step 6: Final answer
    x = 39,599.21

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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.