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Finding the Fourth Proportional to 52,793.51, 79,165.35 and 30,613.01

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Solution

The fourth proportional to 52,793.51, 79,165.35 and 30,613.01 is: 45,905.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,793.51 : 79,165.35 = 30,613.01 : x
  2. Step 2: Convert to fraction form
    52,793.51/79,165.35 = 30,613.01/x
  3. Step 3: Cross multiply
    52,793.51x = 79,165.35 × 30,613.01
  4. Step 4: Simplify right side
    52,793.51x = 2,423,489,255.38
  5. Step 5: Solve for x
    x = 2,423,489,255.38/52,793.51
  6. Step 6: Final answer
    x = 45,905.06

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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.