Home / 69,929.93-104,895-53,383.91

Finding the Fourth Proportional to 69,929.93, 104,895 and 53,383.91

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Solution

The fourth proportional to 69,929.93, 104,895 and 53,383.91 is: 80,075.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,929.93 : 104,895 = 53,383.91 : x
  2. Step 2: Convert to fraction form
    69,929.93/104,895 = 53,383.91/x
  3. Step 3: Cross multiply
    69,929.93x = 104,895 × 53,383.91
  4. Step 4: Simplify right side
    69,929.93x = 5,599,705,305.01
  5. Step 5: Solve for x
    x = 5,599,705,305.01/69,929.93
  6. Step 6: Final answer
    x = 80,075.94

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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.