Home / 69,555.63-104,298.36-49,553.70

Finding the Fourth Proportional to 69,555.63, 104,298.36 and 49,553.70

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Solution

The fourth proportional to 69,555.63, 104,298.36 and 49,553.70 is: 74,305.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,555.63 : 104,298.36 = 49,553.70 : x
  2. Step 2: Convert to fraction form
    69,555.63/104,298.36 = 49,553.70/x
  3. Step 3: Cross multiply
    69,555.63x = 104,298.36 × 49,553.70
  4. Step 4: Simplify right side
    69,555.63x = 5,168,369,641.93
  5. Step 5: Solve for x
    x = 5,168,369,641.93/69,555.63
  6. Step 6: Final answer
    x = 74,305.55

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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.