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Finding the Fourth Proportional to 199,103.58, 298,646.64 and 64,164.63

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Solution

The fourth proportional to 199,103.58, 298,646.64 and 64,164.63 is: 96,244.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,103.58 : 298,646.64 = 64,164.63 : x
  2. Step 2: Convert to fraction form
    199,103.58/298,646.64 = 64,164.63/x
  3. Step 3: Cross multiply
    199,103.58x = 298,646.64 × 64,164.63
  4. Step 4: Simplify right side
    199,103.58x = 19,162,551,156.34
  5. Step 5: Solve for x
    x = 19,162,551,156.34/199,103.58
  6. Step 6: Final answer
    x = 96,244.13

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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.