Home / 189,148.83-261,027.14-104,268.93

Finding the Fourth Proportional to 189,148.83, 261,027.14 and 104,268.93

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Solution

The fourth proportional to 189,148.83, 261,027.14 and 104,268.93 is: 143,892.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,148.83 : 261,027.14 = 104,268.93 : x
  2. Step 2: Convert to fraction form
    189,148.83/261,027.14 = 104,268.93/x
  3. Step 3: Cross multiply
    189,148.83x = 261,027.14 × 104,268.93
  4. Step 4: Simplify right side
    189,148.83x = 27,217,020,067.42
  5. Step 5: Solve for x
    x = 27,217,020,067.42/189,148.83
  6. Step 6: Final answer
    x = 143,892.09

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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.