Home / 43,749.24-65,637.42-18,461.85

Finding the Fourth Proportional to 43,749.24, 65,637.42 and 18,461.85

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Solution

The fourth proportional to 43,749.24, 65,637.42 and 18,461.85 is: 27,698.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,749.24 : 65,637.42 = 18,461.85 : x
  2. Step 2: Convert to fraction form
    43,749.24/65,637.42 = 18,461.85/x
  3. Step 3: Cross multiply
    43,749.24x = 65,637.42 × 18,461.85
  4. Step 4: Simplify right side
    43,749.24x = 1,211,788,202.43
  5. Step 5: Solve for x
    x = 1,211,788,202.43/43,749.24
  6. Step 6: Final answer
    x = 27,698.50

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1.5x scale

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.