Home / 62,612.00-93,914.35-20,519.54

Finding the Fourth Proportional to 62,612.00, 93,914.35 and 20,519.54

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Solution

The fourth proportional to 62,612.00, 93,914.35 and 20,519.54 is: 30,778.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,612.00 : 93,914.35 = 20,519.54 : x
  2. Step 2: Convert to fraction form
    62,612.00/93,914.35 = 20,519.54/x
  3. Step 3: Cross multiply
    62,612.00x = 93,914.35 × 20,519.54
  4. Step 4: Simplify right side
    62,612.00x = 1,927,078,740.53
  5. Step 5: Solve for x
    x = 1,927,078,740.53/62,612.00
  6. Step 6: Final answer
    x = 30,778.11

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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.