Home / 109,311.57-150,846.03-61,569.36

Finding the Fourth Proportional to 109,311.57, 150,846.03 and 61,569.36

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Solution

The fourth proportional to 109,311.57, 150,846.03 and 61,569.36 is: 84,963.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,311.57 : 150,846.03 = 61,569.36 : x
  2. Step 2: Convert to fraction form
    109,311.57/150,846.03 = 61,569.36/x
  3. Step 3: Cross multiply
    109,311.57x = 150,846.03 × 61,569.36
  4. Step 4: Simplify right side
    109,311.57x = 9,287,493,525.64
  5. Step 5: Solve for x
    x = 9,287,493,525.64/109,311.57
  6. Step 6: Final answer
    x = 84,963.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.