Home / 189,207.52-261,093.03-104,322.76

Finding the Fourth Proportional to 189,207.52, 261,093.03 and 104,322.76

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Solution

The fourth proportional to 189,207.52, 261,093.03 and 104,322.76 is: 143,958.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,207.52 : 261,093.03 = 104,322.76 : x
  2. Step 2: Convert to fraction form
    189,207.52/261,093.03 = 104,322.76/x
  3. Step 3: Cross multiply
    189,207.52x = 261,093.03 × 104,322.76
  4. Step 4: Simplify right side
    189,207.52x = 27,237,945,506.36
  5. Step 5: Solve for x
    x = 27,237,945,506.36/189,207.52
  6. Step 6: Final answer
    x = 143,958.05

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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.