Home / 190,933.28-286,377.76-50,702.88

Finding the Fourth Proportional to 190,933.28, 286,377.76 and 50,702.88

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Solution

The fourth proportional to 190,933.28, 286,377.76 and 50,702.88 is: 76,048.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,933.28 : 286,377.76 = 50,702.88 : x
  2. Step 2: Convert to fraction form
    190,933.28/286,377.76 = 50,702.88/x
  3. Step 3: Cross multiply
    190,933.28x = 286,377.76 × 50,702.88
  4. Step 4: Simplify right side
    190,933.28x = 14,520,177,199.95
  5. Step 5: Solve for x
    x = 14,520,177,199.95/190,933.28
  6. Step 6: Final answer
    x = 76,048.44

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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.