Home / 164,839.78-247,246-52,515.46

Finding the Fourth Proportional to 164,839.78, 247,246 and 52,515.46

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Solution

The fourth proportional to 164,839.78, 247,246 and 52,515.46 is: 78,768.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,839.78 : 247,246 = 52,515.46 : x
  2. Step 2: Convert to fraction form
    164,839.78/247,246 = 52,515.46/x
  3. Step 3: Cross multiply
    164,839.78x = 247,246 × 52,515.46
  4. Step 4: Simplify right side
    164,839.78x = 12,984,237,423.16
  5. Step 5: Solve for x
    x = 12,984,237,423.16/164,839.78
  6. Step 6: Final answer
    x = 78,768.83

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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.