Home / 122,185.74-183,323.97-39,086.22

Finding the Fourth Proportional to 122,185.74, 183,323.97 and 39,086.22

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Solution

The fourth proportional to 122,185.74, 183,323.97 and 39,086.22 is: 58,643.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,185.74 : 183,323.97 = 39,086.22 : x
  2. Step 2: Convert to fraction form
    122,185.74/183,323.97 = 39,086.22/x
  3. Step 3: Cross multiply
    122,185.74x = 183,323.97 × 39,086.22
  4. Step 4: Simplify right side
    122,185.74x = 7,165,441,022.69
  5. Step 5: Solve for x
    x = 7,165,441,022.69/122,185.74
  6. Step 6: Final answer
    x = 58,643.84

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1.5x scale

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.