Home / 50,889.06-76,277.70-21,325.68

Finding the Fourth Proportional to 50,889.06, 76,277.70 and 21,325.68

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Solution

The fourth proportional to 50,889.06, 76,277.70 and 21,325.68 is: 31,965.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,889.06 : 76,277.70 = 21,325.68 : x
  2. Step 2: Convert to fraction form
    50,889.06/76,277.70 = 21,325.68/x
  3. Step 3: Cross multiply
    50,889.06x = 76,277.70 × 21,325.68
  4. Step 4: Simplify right side
    50,889.06x = 1,626,673,821.34
  5. Step 5: Solve for x
    x = 1,626,673,821.34/50,889.06
  6. Step 6: Final answer
    x = 31,965.10

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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.