Home / 195,329.72-269,599-114,783.12

Finding the Fourth Proportional to 195,329.72, 269,599 and 114,783.12

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Solution

The fourth proportional to 195,329.72, 269,599 and 114,783.12 is: 158,426.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,329.72 : 269,599 = 114,783.12 : x
  2. Step 2: Convert to fraction form
    195,329.72/269,599 = 114,783.12/x
  3. Step 3: Cross multiply
    195,329.72x = 269,599 × 114,783.12
  4. Step 4: Simplify right side
    195,329.72x = 30,945,414,368.88
  5. Step 5: Solve for x
    x = 30,945,414,368.88/195,329.72
  6. Step 6: Final answer
    x = 158,426.55

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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.