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Finding the Fourth Proportional to 168,653.43, 252,980.14 and 63,495.99

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Solution

The fourth proportional to 168,653.43, 252,980.14 and 63,495.99 is: 95,243.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,653.43 : 252,980.14 = 63,495.99 : x
  2. Step 2: Convert to fraction form
    168,653.43/252,980.14 = 63,495.99/x
  3. Step 3: Cross multiply
    168,653.43x = 252,980.14 × 63,495.99
  4. Step 4: Simplify right side
    168,653.43x = 16,063,223,016.00
  5. Step 5: Solve for x
    x = 16,063,223,016.00/168,653.43
  6. Step 6: Final answer
    x = 95,243.98

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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.