Home / 194,585.58-291,879.18-54,345.42

Finding the Fourth Proportional to 194,585.58, 291,879.18 and 54,345.42

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Solution

The fourth proportional to 194,585.58, 291,879.18 and 54,345.42 is: 81,518.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,585.58 : 291,879.18 = 54,345.42 : x
  2. Step 2: Convert to fraction form
    194,585.58/291,879.18 = 54,345.42/x
  3. Step 3: Cross multiply
    194,585.58x = 291,879.18 × 54,345.42
  4. Step 4: Simplify right side
    194,585.58x = 15,862,296,626.36
  5. Step 5: Solve for x
    x = 15,862,296,626.36/194,585.58
  6. Step 6: Final answer
    x = 81,518.36

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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.