Home / 185,206.91-277,858.31-57,120.37

Finding the Fourth Proportional to 185,206.91, 277,858.31 and 57,120.37

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Solution

The fourth proportional to 185,206.91, 277,858.31 and 57,120.37 is: 85,695.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,206.91 : 277,858.31 = 57,120.37 : x
  2. Step 2: Convert to fraction form
    185,206.91/277,858.31 = 57,120.37/x
  3. Step 3: Cross multiply
    185,206.91x = 277,858.31 × 57,120.37
  4. Step 4: Simplify right side
    185,206.91x = 15,871,369,474.77
  5. Step 5: Solve for x
    x = 15,871,369,474.77/185,206.91
  6. Step 6: Final answer
    x = 85,695.34

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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.