Home / 190,889.04-263,422.80-106,004.64

Finding the Fourth Proportional to 190,889.04, 263,422.80 and 106,004.64

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Solution

The fourth proportional to 190,889.04, 263,422.80 and 106,004.64 is: 146,284.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,889.04 : 263,422.80 = 106,004.64 : x
  2. Step 2: Convert to fraction form
    190,889.04/263,422.80 = 106,004.64/x
  3. Step 3: Cross multiply
    190,889.04x = 263,422.80 × 106,004.64
  4. Step 4: Simplify right side
    190,889.04x = 27,924,039,081.79
  5. Step 5: Solve for x
    x = 27,924,039,081.79/190,889.04
  6. Step 6: Final answer
    x = 146,284.14

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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.