Home / 190,118.84-262,422.40-109,600.18

Finding the Fourth Proportional to 190,118.84, 262,422.40 and 109,600.18

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Solution

The fourth proportional to 190,118.84, 262,422.40 and 109,600.18 is: 151,281.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,118.84 : 262,422.40 = 109,600.18 : x
  2. Step 2: Convert to fraction form
    190,118.84/262,422.40 = 109,600.18/x
  3. Step 3: Cross multiply
    190,118.84x = 262,422.40 × 109,600.18
  4. Step 4: Simplify right side
    190,118.84x = 28,761,542,276.03
  5. Step 5: Solve for x
    x = 28,761,542,276.03/190,118.84
  6. Step 6: Final answer
    x = 151,281.92

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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.