Home / 96,351.20-144,624.72-70,107.20

Finding the Fourth Proportional to 96,351.20, 144,624.72 and 70,107.20

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Solution

The fourth proportional to 96,351.20, 144,624.72 and 70,107.20 is: 105,232.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,351.20 : 144,624.72 = 70,107.20 : x
  2. Step 2: Convert to fraction form
    96,351.20/144,624.72 = 70,107.20/x
  3. Step 3: Cross multiply
    96,351.20x = 144,624.72 × 70,107.20
  4. Step 4: Simplify right side
    96,351.20x = 10,139,234,169.98
  5. Step 5: Solve for x
    x = 10,139,234,169.98/96,351.20
  6. Step 6: Final answer
    x = 105,232.05

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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.