Home / 189,359.24-261,330.42-104,483.72

Finding the Fourth Proportional to 189,359.24, 261,330.42 and 104,483.72

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Solution

The fourth proportional to 189,359.24, 261,330.42 and 104,483.72 is: 144,195.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,359.24 : 261,330.42 = 104,483.72 : x
  2. Step 2: Convert to fraction form
    189,359.24/261,330.42 = 104,483.72/x
  3. Step 3: Cross multiply
    189,359.24x = 261,330.42 × 104,483.72
  4. Step 4: Simplify right side
    189,359.24x = 27,304,774,430.76
  5. Step 5: Solve for x
    x = 27,304,774,430.76/189,359.24
  6. Step 6: Final answer
    x = 144,195.63

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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.