Home / 105,571.77-158,373.11-30,682.18

Finding the Fourth Proportional to 105,571.77, 158,373.11 and 30,682.18

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Solution

The fourth proportional to 105,571.77, 158,373.11 and 30,682.18 is: 46,027.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,571.77 : 158,373.11 = 30,682.18 : x
  2. Step 2: Convert to fraction form
    105,571.77/158,373.11 = 30,682.18/x
  3. Step 3: Cross multiply
    105,571.77x = 158,373.11 × 30,682.18
  4. Step 4: Simplify right side
    105,571.77x = 4,859,232,114.77
  5. Step 5: Solve for x
    x = 4,859,232,114.77/105,571.77
  6. Step 6: Final answer
    x = 46,027.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.