Home / 189,444.83-261,415.25-104,556.43

Finding the Fourth Proportional to 189,444.83, 261,415.25 and 104,556.43

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Solution

The fourth proportional to 189,444.83, 261,415.25 and 104,556.43 is: 144,277.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,444.83 : 261,415.25 = 104,556.43 : x
  2. Step 2: Convert to fraction form
    189,444.83/261,415.25 = 104,556.43/x
  3. Step 3: Cross multiply
    189,444.83x = 261,415.25 × 104,556.43
  4. Step 4: Simplify right side
    189,444.83x = 27,332,643,980.48
  5. Step 5: Solve for x
    x = 27,332,643,980.48/189,444.83
  6. Step 6: Final answer
    x = 144,277.59

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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.