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Finding the Fourth Proportional to 55,364.94, 83,060.58 and 17,925

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Solution

The fourth proportional to 55,364.94, 83,060.58 and 17,925 is: 26,891.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,364.94 : 83,060.58 = 17,925 : x
  2. Step 2: Convert to fraction form
    55,364.94/83,060.58 = 17,925/x
  3. Step 3: Cross multiply
    55,364.94x = 83,060.58 × 17,925
  4. Step 4: Simplify right side
    55,364.94x = 1,488,860,896.50
  5. Step 5: Solve for x
    x = 1,488,860,896.50/55,364.94
  6. Step 6: Final answer
    x = 26,891.76

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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.