Home / 52,420.74-78,635.97-14,982.54

Finding the Fourth Proportional to 52,420.74, 78,635.97 and 14,982.54

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Solution

The fourth proportional to 52,420.74, 78,635.97 and 14,982.54 is: 22,475.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,420.74 : 78,635.97 = 14,982.54 : x
  2. Step 2: Convert to fraction form
    52,420.74/78,635.97 = 14,982.54/x
  3. Step 3: Cross multiply
    52,420.74x = 78,635.97 × 14,982.54
  4. Step 4: Simplify right side
    52,420.74x = 1,178,166,565.96
  5. Step 5: Solve for x
    x = 1,178,166,565.96/52,420.74
  6. Step 6: Final answer
    x = 22,475.20

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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.