Home / 50,980.20-76,470.30-37,858.20

Finding the Fourth Proportional to 50,980.20, 76,470.30 and 37,858.20

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Solution

The fourth proportional to 50,980.20, 76,470.30 and 37,858.20 is: 56,787.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,980.20 : 76,470.30 = 37,858.20 : x
  2. Step 2: Convert to fraction form
    50,980.20/76,470.30 = 37,858.20/x
  3. Step 3: Cross multiply
    50,980.20x = 76,470.30 × 37,858.20
  4. Step 4: Simplify right side
    50,980.20x = 2,895,027,911.46
  5. Step 5: Solve for x
    x = 2,895,027,911.46/50,980.20
  6. Step 6: Final answer
    x = 56,787.30

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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.