Home / 112,329.96-155,008.99-67,059.06

Finding the Fourth Proportional to 112,329.96, 155,008.99 and 67,059.06

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Solution

The fourth proportional to 112,329.96, 155,008.99 and 67,059.06 is: 92,537.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,329.96 : 155,008.99 = 67,059.06 : x
  2. Step 2: Convert to fraction form
    112,329.96/155,008.99 = 67,059.06/x
  3. Step 3: Cross multiply
    112,329.96x = 155,008.99 × 67,059.06
  4. Step 4: Simplify right side
    112,329.96x = 10,394,757,160.95
  5. Step 5: Solve for x
    x = 10,394,757,160.95/112,329.96
  6. Step 6: Final answer
    x = 92,537.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.