Home / 149,073.76-223,563.21-49,215.34

Finding the Fourth Proportional to 149,073.76, 223,563.21 and 49,215.34

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Solution

The fourth proportional to 149,073.76, 223,563.21 and 49,215.34 is: 73,807.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,073.76 : 223,563.21 = 49,215.34 : x
  2. Step 2: Convert to fraction form
    149,073.76/223,563.21 = 49,215.34/x
  3. Step 3: Cross multiply
    149,073.76x = 223,563.21 × 49,215.34
  4. Step 4: Simplify right side
    149,073.76x = 11,002,739,391.64
  5. Step 5: Solve for x
    x = 11,002,739,391.64/149,073.76
  6. Step 6: Final answer
    x = 73,807.35

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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.