Home / 189,552.44-261,577.36-104,667.68

Finding the Fourth Proportional to 189,552.44, 261,577.36 and 104,667.68

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Solution

The fourth proportional to 189,552.44, 261,577.36 and 104,667.68 is: 144,438.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,552.44 : 261,577.36 = 104,667.68 : x
  2. Step 2: Convert to fraction form
    189,552.44/261,577.36 = 104,667.68/x
  3. Step 3: Cross multiply
    189,552.44x = 261,577.36 × 104,667.68
  4. Step 4: Simplify right side
    189,552.44x = 27,378,695,411.72
  5. Step 5: Solve for x
    x = 27,378,695,411.72/189,552.44
  6. Step 6: Final answer
    x = 144,438.63

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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.