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Finding the Fourth Proportional to 57,066.16, 85,613.28 and 22,008.28

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Solution

The fourth proportional to 57,066.16, 85,613.28 and 22,008.28 is: 33,017.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,066.16 : 85,613.28 = 22,008.28 : x
  2. Step 2: Convert to fraction form
    57,066.16/85,613.28 = 22,008.28/x
  3. Step 3: Cross multiply
    57,066.16x = 85,613.28 × 22,008.28
  4. Step 4: Simplify right side
    57,066.16x = 1,884,201,037.96
  5. Step 5: Solve for x
    x = 1,884,201,037.96/57,066.16
  6. Step 6: Final answer
    x = 33,017.83

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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.