Home / 194,865.16-268,901.22-109,970.68

Finding the Fourth Proportional to 194,865.16, 268,901.22 and 109,970.68

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Solution

The fourth proportional to 194,865.16, 268,901.22 and 109,970.68 is: 151,752.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,865.16 : 268,901.22 = 109,970.68 : x
  2. Step 2: Convert to fraction form
    194,865.16/268,901.22 = 109,970.68/x
  3. Step 3: Cross multiply
    194,865.16x = 268,901.22 × 109,970.68
  4. Step 4: Simplify right side
    194,865.16x = 29,571,250,016.23
  5. Step 5: Solve for x
    x = 29,571,250,016.23/194,865.16
  6. Step 6: Final answer
    x = 151,752.37

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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.