Home / 40,002.99-55,107.60-34,242.06

Finding the Fourth Proportional to 40,002.99, 55,107.60 and 34,242.06

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Solution

The fourth proportional to 40,002.99, 55,107.60 and 34,242.06 is: 47,171.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,002.99 : 55,107.60 = 34,242.06 : x
  2. Step 2: Convert to fraction form
    40,002.99/55,107.60 = 34,242.06/x
  3. Step 3: Cross multiply
    40,002.99x = 55,107.60 × 34,242.06
  4. Step 4: Simplify right side
    40,002.99x = 1,886,997,745.66
  5. Step 5: Solve for x
    x = 1,886,997,745.66/40,002.99
  6. Step 6: Final answer
    x = 47,171.42

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1.5x scale

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.