Home / 123,801.93-185,633.19-39,542.30

Finding the Fourth Proportional to 123,801.93, 185,633.19 and 39,542.30

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Solution

The fourth proportional to 123,801.93, 185,633.19 and 39,542.30 is: 59,291.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,801.93 : 185,633.19 = 39,542.30 : x
  2. Step 2: Convert to fraction form
    123,801.93/185,633.19 = 39,542.30/x
  3. Step 3: Cross multiply
    123,801.93x = 185,633.19 × 39,542.30
  4. Step 4: Simplify right side
    123,801.93x = 7,340,362,360.77
  5. Step 5: Solve for x
    x = 7,340,362,360.77/123,801.93
  6. Step 6: Final answer
    x = 59,291.18

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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.