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Finding the Fourth Proportional to 57,070.44, 85,605.03 and 17,623.08

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Solution

The fourth proportional to 57,070.44, 85,605.03 and 17,623.08 is: 26,434.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,070.44 : 85,605.03 = 17,623.08 : x
  2. Step 2: Convert to fraction form
    57,070.44/85,605.03 = 17,623.08/x
  3. Step 3: Cross multiply
    57,070.44x = 85,605.03 × 17,623.08
  4. Step 4: Simplify right side
    57,070.44x = 1,508,624,292.09
  5. Step 5: Solve for x
    x = 1,508,624,292.09/57,070.44
  6. Step 6: Final answer
    x = 26,434.43

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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.