Home / 192,550.10-288,047.55-166,543.70

Finding the Fourth Proportional to 192,550.10, 288,047.55 and 166,543.70

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Solution

The fourth proportional to 192,550.10, 288,047.55 and 166,543.70 is: 249,142.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,550.10 : 288,047.55 = 166,543.70 : x
  2. Step 2: Convert to fraction form
    192,550.10/288,047.55 = 166,543.70/x
  3. Step 3: Cross multiply
    192,550.10x = 288,047.55 × 166,543.70
  4. Step 4: Simplify right side
    192,550.10x = 47,972,504,752.94
  5. Step 5: Solve for x
    x = 47,972,504,752.94/192,550.10
  6. Step 6: Final answer
    x = 249,142.98

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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.