Home / 190,119.84-262,423.78-109,601.18

Finding the Fourth Proportional to 190,119.84, 262,423.78 and 109,601.18

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Solution

The fourth proportional to 190,119.84, 262,423.78 and 109,601.18 is: 151,283.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,119.84 : 262,423.78 = 109,601.18 : x
  2. Step 2: Convert to fraction form
    190,119.84/262,423.78 = 109,601.18/x
  3. Step 3: Cross multiply
    190,119.84x = 262,423.78 × 109,601.18
  4. Step 4: Simplify right side
    190,119.84x = 28,761,955,948.06
  5. Step 5: Solve for x
    x = 28,761,955,948.06/190,119.84
  6. Step 6: Final answer
    x = 151,283.30

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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.