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Finding the Fourth Proportional to 56,003.88, 84,005.76 and 16,557.88

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Solution

The fourth proportional to 56,003.88, 84,005.76 and 16,557.88 is: 24,836.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,003.88 : 84,005.76 = 16,557.88 : x
  2. Step 2: Convert to fraction form
    56,003.88/84,005.76 = 16,557.88/x
  3. Step 3: Cross multiply
    56,003.88x = 84,005.76 × 16,557.88
  4. Step 4: Simplify right side
    56,003.88x = 1,390,957,293.39
  5. Step 5: Solve for x
    x = 1,390,957,293.39/56,003.88
  6. Step 6: Final answer
    x = 24,836.80

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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.