Home / 96,321.12-144,428.04-29,742.36

Finding the Fourth Proportional to 96,321.12, 144,428.04 and 29,742.36

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Solution

The fourth proportional to 96,321.12, 144,428.04 and 29,742.36 is: 44,596.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,321.12 : 144,428.04 = 29,742.36 : x
  2. Step 2: Convert to fraction form
    96,321.12/144,428.04 = 29,742.36/x
  3. Step 3: Cross multiply
    96,321.12x = 144,428.04 × 29,742.36
  4. Step 4: Simplify right side
    96,321.12x = 4,295,630,759.77
  5. Step 5: Solve for x
    x = 4,295,630,759.77/96,321.12
  6. Step 6: Final answer
    x = 44,596.98

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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.