Home / 52,701.00-78,924.84-30,143.32

Finding the Fourth Proportional to 52,701.00, 78,924.84 and 30,143.32

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Solution

The fourth proportional to 52,701.00, 78,924.84 and 30,143.32 is: 45,142.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,701.00 : 78,924.84 = 30,143.32 : x
  2. Step 2: Convert to fraction form
    52,701.00/78,924.84 = 30,143.32/x
  3. Step 3: Cross multiply
    52,701.00x = 78,924.84 × 30,143.32
  4. Step 4: Simplify right side
    52,701.00x = 2,379,056,926.45
  5. Step 5: Solve for x
    x = 2,379,056,926.45/52,701.00
  6. Step 6: Final answer
    x = 45,142.53

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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.