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Finding the Fourth Proportional to 57,000.24, 85,510.08 and 17,550

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Solution

The fourth proportional to 57,000.24, 85,510.08 and 17,550 is: 26,327.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,000.24 : 85,510.08 = 17,550 : x
  2. Step 2: Convert to fraction form
    57,000.24/85,510.08 = 17,550/x
  3. Step 3: Cross multiply
    57,000.24x = 85,510.08 × 17,550
  4. Step 4: Simplify right side
    57,000.24x = 1,500,701,904
  5. Step 5: Solve for x
    x = 1,500,701,904/57,000.24
  6. Step 6: Final answer
    x = 26,327.99

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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.