Home / 49,912.80-74,870.40-14,853.60

Finding the Fourth Proportional to 49,912.80, 74,870.40 and 14,853.60

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Solution

The fourth proportional to 49,912.80, 74,870.40 and 14,853.60 is: 22,280.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,912.80 : 74,870.40 = 14,853.60 : x
  2. Step 2: Convert to fraction form
    49,912.80/74,870.40 = 14,853.60/x
  3. Step 3: Cross multiply
    49,912.80x = 74,870.40 × 14,853.60
  4. Step 4: Simplify right side
    49,912.80x = 1,112,094,973.44
  5. Step 5: Solve for x
    x = 1,112,094,973.44/49,912.80
  6. Step 6: Final answer
    x = 22,280.76

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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.