Home / 107,103.03-160,485.56-39,542.16

Finding the Fourth Proportional to 107,103.03, 160,485.56 and 39,542.16

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Solution

The fourth proportional to 107,103.03, 160,485.56 and 39,542.16 is: 59,250.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,103.03 : 160,485.56 = 39,542.16 : x
  2. Step 2: Convert to fraction form
    107,103.03/160,485.56 = 39,542.16/x
  3. Step 3: Cross multiply
    107,103.03x = 160,485.56 × 39,542.16
  4. Step 4: Simplify right side
    107,103.03x = 6,345,944,888.78
  5. Step 5: Solve for x
    x = 6,345,944,888.78/107,103.03
  6. Step 6: Final answer
    x = 59,250.85

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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.