Home / 50,021.01-69,054.05-38,664.81

Finding the Fourth Proportional to 50,021.01, 69,054.05 and 38,664.81

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Solution

The fourth proportional to 50,021.01, 69,054.05 and 38,664.81 is: 53,376.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,021.01 : 69,054.05 = 38,664.81 : x
  2. Step 2: Convert to fraction form
    50,021.01/69,054.05 = 38,664.81/x
  3. Step 3: Cross multiply
    50,021.01x = 69,054.05 × 38,664.81
  4. Step 4: Simplify right side
    50,021.01x = 2,669,961,819.64
  5. Step 5: Solve for x
    x = 2,669,961,819.64/50,021.01
  6. Step 6: Final answer
    x = 53,376.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.