Home / 194,448.23-291,647.72-76,202.60

Finding the Fourth Proportional to 194,448.23, 291,647.72 and 76,202.60

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Solution

The fourth proportional to 194,448.23, 291,647.72 and 76,202.60 is: 114,294.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,448.23 : 291,647.72 = 76,202.60 : x
  2. Step 2: Convert to fraction form
    194,448.23/291,647.72 = 76,202.60/x
  3. Step 3: Cross multiply
    194,448.23x = 291,647.72 × 76,202.60
  4. Step 4: Simplify right side
    194,448.23x = 22,224,312,708.82
  5. Step 5: Solve for x
    x = 22,224,312,708.82/194,448.23
  6. Step 6: Final answer
    x = 114,294.24

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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.