Home / 164,861.55-247,287.69-52,548.50

Finding the Fourth Proportional to 164,861.55, 247,287.69 and 52,548.50

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Solution

The fourth proportional to 164,861.55, 247,287.69 and 52,548.50 is: 78,821.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,861.55 : 247,287.69 = 52,548.50 : x
  2. Step 2: Convert to fraction form
    164,861.55/247,287.69 = 52,548.50/x
  3. Step 3: Cross multiply
    164,861.55x = 247,287.69 × 52,548.50
  4. Step 4: Simplify right side
    164,861.55x = 12,994,597,796.18
  5. Step 5: Solve for x
    x = 12,994,597,796.18/164,861.55
  6. Step 6: Final answer
    x = 78,821.28

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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.