Home / 50,096.90-69,145.10-31,230.38

Finding the Fourth Proportional to 50,096.90, 69,145.10 and 31,230.38

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Solution

The fourth proportional to 50,096.90, 69,145.10 and 31,230.38 is: 43,105.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,096.90 : 69,145.10 = 31,230.38 : x
  2. Step 2: Convert to fraction form
    50,096.90/69,145.10 = 31,230.38/x
  3. Step 3: Cross multiply
    50,096.90x = 69,145.10 × 31,230.38
  4. Step 4: Simplify right side
    50,096.90x = 2,159,427,246.26
  5. Step 5: Solve for x
    x = 2,159,427,246.26/50,096.90
  6. Step 6: Final answer
    x = 43,105.01

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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.