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Finding the Fourth Proportional to 171,541.83, 257,337.56 and 64,896.87

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Solution

The fourth proportional to 171,541.83, 257,337.56 and 64,896.87 is: 97,354.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,541.83 : 257,337.56 = 64,896.87 : x
  2. Step 2: Convert to fraction form
    171,541.83/257,337.56 = 64,896.87/x
  3. Step 3: Cross multiply
    171,541.83x = 257,337.56 × 64,896.87
  4. Step 4: Simplify right side
    171,541.83x = 16,700,402,177.44
  5. Step 5: Solve for x
    x = 16,700,402,177.44/171,541.83
  6. Step 6: Final answer
    x = 97,354.69

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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.