Home / 168,502.85-252,574.45-84,096.80

Finding the Fourth Proportional to 168,502.85, 252,574.45 and 84,096.80

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Solution

The fourth proportional to 168,502.85, 252,574.45 and 84,096.80 is: 126,055.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,502.85 : 252,574.45 = 84,096.80 : x
  2. Step 2: Convert to fraction form
    168,502.85/252,574.45 = 84,096.80/x
  3. Step 3: Cross multiply
    168,502.85x = 252,574.45 × 84,096.80
  4. Step 4: Simplify right side
    168,502.85x = 21,240,703,006.76
  5. Step 5: Solve for x
    x = 21,240,703,006.76/168,502.85
  6. Step 6: Final answer
    x = 126,055.45

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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.