Home / 49,883.40-74,818.44-20,301.48

Finding the Fourth Proportional to 49,883.40, 74,818.44 and 20,301.48

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Solution

The fourth proportional to 49,883.40, 74,818.44 and 20,301.48 is: 30,449.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,883.40 : 74,818.44 = 20,301.48 : x
  2. Step 2: Convert to fraction form
    49,883.40/74,818.44 = 20,301.48/x
  3. Step 3: Cross multiply
    49,883.40x = 74,818.44 × 20,301.48
  4. Step 4: Simplify right side
    49,883.40x = 1,518,925,063.29
  5. Step 5: Solve for x
    x = 1,518,925,063.29/49,883.40
  6. Step 6: Final answer
    x = 30,449.51

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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.