Home / 52,153.75-78,236.73-16,602.61

Finding the Fourth Proportional to 52,153.75, 78,236.73 and 16,602.61

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Solution

The fourth proportional to 52,153.75, 78,236.73 and 16,602.61 is: 24,905.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,153.75 : 78,236.73 = 16,602.61 : x
  2. Step 2: Convert to fraction form
    52,153.75/78,236.73 = 16,602.61/x
  3. Step 3: Cross multiply
    52,153.75x = 78,236.73 × 16,602.61
  4. Step 4: Simplify right side
    52,153.75x = 1,298,934,013.66
  5. Step 5: Solve for x
    x = 1,298,934,013.66/52,153.75
  6. Step 6: Final answer
    x = 24,905.86

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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.