Home / 194,265.97-291,445.59-74,320.94

Finding the Fourth Proportional to 194,265.97, 291,445.59 and 74,320.94

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Solution

The fourth proportional to 194,265.97, 291,445.59 and 74,320.94 is: 111,499.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,265.97 : 291,445.59 = 74,320.94 : x
  2. Step 2: Convert to fraction form
    194,265.97/291,445.59 = 74,320.94/x
  3. Step 3: Cross multiply
    194,265.97x = 291,445.59 × 74,320.94
  4. Step 4: Simplify right side
    194,265.97x = 21,660,510,207.65
  5. Step 5: Solve for x
    x = 21,660,510,207.65/194,265.97
  6. Step 6: Final answer
    x = 111,499.25

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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.