Home / 190,903.32-263,442.78-106,017.48

Finding the Fourth Proportional to 190,903.32, 263,442.78 and 106,017.48

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Solution

The fourth proportional to 190,903.32, 263,442.78 and 106,017.48 is: 146,302.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,903.32 : 263,442.78 = 106,017.48 : x
  2. Step 2: Convert to fraction form
    190,903.32/263,442.78 = 106,017.48/x
  3. Step 3: Cross multiply
    190,903.32x = 263,442.78 × 106,017.48
  4. Step 4: Simplify right side
    190,903.32x = 27,929,539,659.79
  5. Step 5: Solve for x
    x = 27,929,539,659.79/190,903.32
  6. Step 6: Final answer
    x = 146,302.01

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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.