Home / 152,701.56-229,076.64-73,821.60

Finding the Fourth Proportional to 152,701.56, 229,076.64 and 73,821.60

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Solution

The fourth proportional to 152,701.56, 229,076.64 and 73,821.60 is: 110,744.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,701.56 : 229,076.64 = 73,821.60 : x
  2. Step 2: Convert to fraction form
    152,701.56/229,076.64 = 73,821.60/x
  3. Step 3: Cross multiply
    152,701.56x = 229,076.64 × 73,821.60
  4. Step 4: Simplify right side
    152,701.56x = 16,910,804,087.42
  5. Step 5: Solve for x
    x = 16,910,804,087.42/152,701.56
  6. Step 6: Final answer
    x = 110,744.15

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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.