Home / 52,080.04-78,103.94-18,795.89

Finding the Fourth Proportional to 52,080.04, 78,103.94 and 18,795.89

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Solution

The fourth proportional to 52,080.04, 78,103.94 and 18,795.89 is: 28,188.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,080.04 : 78,103.94 = 18,795.89 : x
  2. Step 2: Convert to fraction form
    52,080.04/78,103.94 = 18,795.89/x
  3. Step 3: Cross multiply
    52,080.04x = 78,103.94 × 18,795.89
  4. Step 4: Simplify right side
    52,080.04x = 1,468,033,236.57
  5. Step 5: Solve for x
    x = 1,468,033,236.57/52,080.04
  6. Step 6: Final answer
    x = 28,188.02

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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.