Home / 50,302.10-69,412.11-30,155.24

Finding the Fourth Proportional to 50,302.10, 69,412.11 and 30,155.24

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Solution

The fourth proportional to 50,302.10, 69,412.11 and 30,155.24 is: 41,611.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,302.10 : 69,412.11 = 30,155.24 : x
  2. Step 2: Convert to fraction form
    50,302.10/69,412.11 = 30,155.24/x
  3. Step 3: Cross multiply
    50,302.10x = 69,412.11 × 30,155.24
  4. Step 4: Simplify right side
    50,302.10x = 2,093,138,488.90
  5. Step 5: Solve for x
    x = 2,093,138,488.90/50,302.10
  6. Step 6: Final answer
    x = 41,611.36

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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.