Home / 195,005.70-269,232.93-159,281.46

Finding the Fourth Proportional to 195,005.70, 269,232.93 and 159,281.46

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Solution

The fourth proportional to 195,005.70, 269,232.93 and 159,281.46 is: 219,910.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,005.70 : 269,232.93 = 159,281.46 : x
  2. Step 2: Convert to fraction form
    195,005.70/269,232.93 = 159,281.46/x
  3. Step 3: Cross multiply
    195,005.70x = 269,232.93 × 159,281.46
  4. Step 4: Simplify right side
    195,005.70x = 42,883,814,170.48
  5. Step 5: Solve for x
    x = 42,883,814,170.48/195,005.70
  6. Step 6: Final answer
    x = 219,910.57

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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.