Home / 69,214.04-103,803.78-22,480.28

Finding the Fourth Proportional to 69,214.04, 103,803.78 and 22,480.28

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Solution

The fourth proportional to 69,214.04, 103,803.78 and 22,480.28 is: 33,714.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,214.04 : 103,803.78 = 22,480.28 : x
  2. Step 2: Convert to fraction form
    69,214.04/103,803.78 = 22,480.28/x
  3. Step 3: Cross multiply
    69,214.04x = 103,803.78 × 22,480.28
  4. Step 4: Simplify right side
    69,214.04x = 2,333,538,039.46
  5. Step 5: Solve for x
    x = 2,333,538,039.46/69,214.04
  6. Step 6: Final answer
    x = 33,714.81

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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.