Home / 69,144.40-103,722.04-34,064.92

Finding the Fourth Proportional to 69,144.40, 103,722.04 and 34,064.92

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Solution

The fourth proportional to 69,144.40, 103,722.04 and 34,064.92 is: 51,100.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,144.40 : 103,722.04 = 34,064.92 : x
  2. Step 2: Convert to fraction form
    69,144.40/103,722.04 = 34,064.92/x
  3. Step 3: Cross multiply
    69,144.40x = 103,722.04 × 34,064.92
  4. Step 4: Simplify right side
    69,144.40x = 3,533,282,994.84
  5. Step 5: Solve for x
    x = 3,533,282,994.84/69,144.40
  6. Step 6: Final answer
    x = 51,100.06

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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.