Home / 174,200.04-261,300.18-115,021.80

Finding the Fourth Proportional to 174,200.04, 261,300.18 and 115,021.80

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Solution

The fourth proportional to 174,200.04, 261,300.18 and 115,021.80 is: 172,532.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,200.04 : 261,300.18 = 115,021.80 : x
  2. Step 2: Convert to fraction form
    174,200.04/261,300.18 = 115,021.80/x
  3. Step 3: Cross multiply
    174,200.04x = 261,300.18 × 115,021.80
  4. Step 4: Simplify right side
    174,200.04x = 30,055,217,043.92
  5. Step 5: Solve for x
    x = 30,055,217,043.92/174,200.04
  6. Step 6: Final answer
    x = 172,532.78

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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.