Home / 130,698.15-196,028.69-41,940.17

Finding the Fourth Proportional to 130,698.15, 196,028.69 and 41,940.17

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Solution

The fourth proportional to 130,698.15, 196,028.69 and 41,940.17 is: 62,904.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,698.15 : 196,028.69 = 41,940.17 : x
  2. Step 2: Convert to fraction form
    130,698.15/196,028.69 = 41,940.17/x
  3. Step 3: Cross multiply
    130,698.15x = 196,028.69 × 41,940.17
  4. Step 4: Simplify right side
    130,698.15x = 8,221,476,583.48
  5. Step 5: Solve for x
    x = 8,221,476,583.48/130,698.15
  6. Step 6: Final answer
    x = 62,904.31

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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.