Home / 194,166.63-291,320.07-67,825.53

Finding the Fourth Proportional to 194,166.63, 291,320.07 and 67,825.53

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Solution

The fourth proportional to 194,166.63, 291,320.07 and 67,825.53 is: 101,762.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,166.63 : 291,320.07 = 67,825.53 : x
  2. Step 2: Convert to fraction form
    194,166.63/291,320.07 = 67,825.53/x
  3. Step 3: Cross multiply
    194,166.63x = 291,320.07 × 67,825.53
  4. Step 4: Simplify right side
    194,166.63x = 19,758,938,147.39
  5. Step 5: Solve for x
    x = 19,758,938,147.39/194,166.63
  6. Step 6: Final answer
    x = 101,762.79

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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.