Home / 160,558.36-240,846.18-66,969.88

Finding the Fourth Proportional to 160,558.36, 240,846.18 and 66,969.88

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Solution

The fourth proportional to 160,558.36, 240,846.18 and 66,969.88 is: 100,458.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,558.36 : 240,846.18 = 66,969.88 : x
  2. Step 2: Convert to fraction form
    160,558.36/240,846.18 = 66,969.88/x
  3. Step 3: Cross multiply
    160,558.36x = 240,846.18 × 66,969.88
  4. Step 4: Simplify right side
    160,558.36x = 16,129,439,773.06
  5. Step 5: Solve for x
    x = 16,129,439,773.06/160,558.36
  6. Step 6: Final answer
    x = 100,458.42

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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.