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Finding the Fourth Proportional to 56,893.36, 85,332.52 and 16,911.52

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Solution

The fourth proportional to 56,893.36, 85,332.52 and 16,911.52 is: 25,365.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,893.36 : 85,332.52 = 16,911.52 : x
  2. Step 2: Convert to fraction form
    56,893.36/85,332.52 = 16,911.52/x
  3. Step 3: Cross multiply
    56,893.36x = 85,332.52 × 16,911.52
  4. Step 4: Simplify right side
    56,893.36x = 1,443,102,618.63
  5. Step 5: Solve for x
    x = 1,443,102,618.63/56,893.36
  6. Step 6: Final answer
    x = 25,365.04

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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.