Home / 194,292.52-291,439.32-54,051.28

Finding the Fourth Proportional to 194,292.52, 291,439.32 and 54,051.28

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Solution

The fourth proportional to 194,292.52, 291,439.32 and 54,051.28 is: 81,077.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,292.52 : 291,439.32 = 54,051.28 : x
  2. Step 2: Convert to fraction form
    194,292.52/291,439.32 = 54,051.28/x
  3. Step 3: Cross multiply
    194,292.52x = 291,439.32 × 54,051.28
  4. Step 4: Simplify right side
    194,292.52x = 15,752,668,288.33
  5. Step 5: Solve for x
    x = 15,752,668,288.33/194,292.52
  6. Step 6: Final answer
    x = 81,077.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.