Home / 69,339.12-104,029.55-29,337.54

Finding the Fourth Proportional to 69,339.12, 104,029.55 and 29,337.54

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Solution

The fourth proportional to 69,339.12, 104,029.55 and 29,337.54 is: 44,015.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,339.12 : 104,029.55 = 29,337.54 : x
  2. Step 2: Convert to fraction form
    69,339.12/104,029.55 = 29,337.54/x
  3. Step 3: Cross multiply
    69,339.12x = 104,029.55 × 29,337.54
  4. Step 4: Simplify right side
    69,339.12x = 3,051,970,937.62
  5. Step 5: Solve for x
    x = 3,051,970,937.62/69,339.12
  6. Step 6: Final answer
    x = 44,015.14

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1.5x scale

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.