Home / 49,760.20-74,640.30-14,700.20

Finding the Fourth Proportional to 49,760.20, 74,640.30 and 14,700.20

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Solution

The fourth proportional to 49,760.20, 74,640.30 and 14,700.20 is: 22,050.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,760.20 : 74,640.30 = 14,700.20 : x
  2. Step 2: Convert to fraction form
    49,760.20/74,640.30 = 14,700.20/x
  3. Step 3: Cross multiply
    49,760.20x = 74,640.30 × 14,700.20
  4. Step 4: Simplify right side
    49,760.20x = 1,097,227,338.06
  5. Step 5: Solve for x
    x = 1,097,227,338.06/49,760.20
  6. Step 6: Final answer
    x = 22,050.30

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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.