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Finding the Fourth Proportional to 168,045.60, 251,339.40 and 150,403.80

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Solution

The fourth proportional to 168,045.60, 251,339.40 and 150,403.80 is: 224,953.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,045.60 : 251,339.40 = 150,403.80 : x
  2. Step 2: Convert to fraction form
    168,045.60/251,339.40 = 150,403.80/x
  3. Step 3: Cross multiply
    168,045.60x = 251,339.40 × 150,403.80
  4. Step 4: Simplify right side
    168,045.60x = 37,802,400,849.72
  5. Step 5: Solve for x
    x = 37,802,400,849.72/168,045.60
  6. Step 6: Final answer
    x = 224,953.23

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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.