Home / 189,162.17-261,044.59-104,277.37

Finding the Fourth Proportional to 189,162.17, 261,044.59 and 104,277.37

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Solution

The fourth proportional to 189,162.17, 261,044.59 and 104,277.37 is: 143,903.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,162.17 : 261,044.59 = 104,277.37 : x
  2. Step 2: Convert to fraction form
    189,162.17/261,044.59 = 104,277.37/x
  3. Step 3: Cross multiply
    189,162.17x = 261,044.59 × 104,277.37
  4. Step 4: Simplify right side
    189,162.17x = 27,221,043,297.93
  5. Step 5: Solve for x
    x = 27,221,043,297.93/189,162.17
  6. Step 6: Final answer
    x = 143,903.21

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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.