Home / 189,452.40-261,444.15-104,569.26

Finding the Fourth Proportional to 189,452.40, 261,444.15 and 104,569.26

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Solution

The fourth proportional to 189,452.40, 261,444.15 and 104,569.26 is: 144,305.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,452.40 : 261,444.15 = 104,569.26 : x
  2. Step 2: Convert to fraction form
    189,452.40/261,444.15 = 104,569.26/x
  3. Step 3: Cross multiply
    189,452.40x = 261,444.15 × 104,569.26
  4. Step 4: Simplify right side
    189,452.40x = 27,339,021,296.83
  5. Step 5: Solve for x
    x = 27,339,021,296.83/189,452.40
  6. Step 6: Final answer
    x = 144,305.49

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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.