Home / 194,539.79-291,940.95-76,196.36

Finding the Fourth Proportional to 194,539.79, 291,940.95 and 76,196.36

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Solution

The fourth proportional to 194,539.79, 291,940.95 and 76,196.36 is: 114,345.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,539.79 : 291,940.95 = 76,196.36 : x
  2. Step 2: Convert to fraction form
    194,539.79/291,940.95 = 76,196.36/x
  3. Step 3: Cross multiply
    194,539.79x = 291,940.95 × 76,196.36
  4. Step 4: Simplify right side
    194,539.79x = 22,244,837,724.94
  5. Step 5: Solve for x
    x = 22,244,837,724.94/194,539.79
  6. Step 6: Final answer
    x = 114,345.95

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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.