Home / 189,469.17-261,466.92-104,585.63

Finding the Fourth Proportional to 189,469.17, 261,466.92 and 104,585.63

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Solution

The fourth proportional to 189,469.17, 261,466.92 and 104,585.63 is: 144,327.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,469.17 : 261,466.92 = 104,585.63 : x
  2. Step 2: Convert to fraction form
    189,469.17/261,466.92 = 104,585.63/x
  3. Step 3: Cross multiply
    189,469.17x = 261,466.92 × 104,585.63
  4. Step 4: Simplify right side
    189,469.17x = 27,345,681,245.03
  5. Step 5: Solve for x
    x = 27,345,681,245.03/189,469.17
  6. Step 6: Final answer
    x = 144,327.87

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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.