Home / 50,478.36-69,663.18-27,817.29

Finding the Fourth Proportional to 50,478.36, 69,663.18 and 27,817.29

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Solution

The fourth proportional to 50,478.36, 69,663.18 and 27,817.29 is: 38,389.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,478.36 : 69,663.18 = 27,817.29 : x
  2. Step 2: Convert to fraction form
    50,478.36/69,663.18 = 27,817.29/x
  3. Step 3: Cross multiply
    50,478.36x = 69,663.18 × 27,817.29
  4. Step 4: Simplify right side
    50,478.36x = 1,937,840,880.38
  5. Step 5: Solve for x
    x = 1,937,840,880.38/50,478.36
  6. Step 6: Final answer
    x = 38,389.54

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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.