Home / 189,529.92-261,552.96-104,653.44

Finding the Fourth Proportional to 189,529.92, 261,552.96 and 104,653.44

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Solution

The fourth proportional to 189,529.92, 261,552.96 and 104,653.44 is: 144,422.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,529.92 : 261,552.96 = 104,653.44 : x
  2. Step 2: Convert to fraction form
    189,529.92/261,552.96 = 104,653.44/x
  3. Step 3: Cross multiply
    189,529.92x = 261,552.96 × 104,653.44
  4. Step 4: Simplify right side
    189,529.92x = 27,372,417,006.18
  5. Step 5: Solve for x
    x = 27,372,417,006.18/189,529.92
  6. Step 6: Final answer
    x = 144,422.67

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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.