Home / 189,484.11-261,497.16-104,606.64

Finding the Fourth Proportional to 189,484.11, 261,497.16 and 104,606.64

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Solution

The fourth proportional to 189,484.11, 261,497.16 and 104,606.64 is: 144,362.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,484.11 : 261,497.16 = 104,606.64 : x
  2. Step 2: Convert to fraction form
    189,484.11/261,497.16 = 104,606.64/x
  3. Step 3: Cross multiply
    189,484.11x = 261,497.16 × 104,606.64
  4. Step 4: Simplify right side
    189,484.11x = 27,354,339,277.14
  5. Step 5: Solve for x
    x = 27,354,339,277.14/189,484.11
  6. Step 6: Final answer
    x = 144,362.18

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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.