Home / 69,284.16-103,920.77-33,756.35

Finding the Fourth Proportional to 69,284.16, 103,920.77 and 33,756.35

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Solution

The fourth proportional to 69,284.16, 103,920.77 and 33,756.35 is: 50,631.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,284.16 : 103,920.77 = 33,756.35 : x
  2. Step 2: Convert to fraction form
    69,284.16/103,920.77 = 33,756.35/x
  3. Step 3: Cross multiply
    69,284.16x = 103,920.77 × 33,756.35
  4. Step 4: Simplify right side
    69,284.16x = 3,507,985,449.18
  5. Step 5: Solve for x
    x = 3,507,985,449.18/69,284.16
  6. Step 6: Final answer
    x = 50,631.85

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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.