Home / 52,630.40-78,936.08-15,181.27

Finding the Fourth Proportional to 52,630.40, 78,936.08 and 15,181.27

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Solution

The fourth proportional to 52,630.40, 78,936.08 and 15,181.27 is: 22,769.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,630.40 : 78,936.08 = 15,181.27 : x
  2. Step 2: Convert to fraction form
    52,630.40/78,936.08 = 15,181.27/x
  3. Step 3: Cross multiply
    52,630.40x = 78,936.08 × 15,181.27
  4. Step 4: Simplify right side
    52,630.40x = 1,198,349,783.83
  5. Step 5: Solve for x
    x = 1,198,349,783.83/52,630.40
  6. Step 6: Final answer
    x = 22,769.15

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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.