Home / 30,793.83-46,190.75-7,420.29

Finding the Fourth Proportional to 30,793.83, 46,190.75 and 7,420.29

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Solution

The fourth proportional to 30,793.83, 46,190.75 and 7,420.29 is: 11,130.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,793.83 : 46,190.75 = 7,420.29 : x
  2. Step 2: Convert to fraction form
    30,793.83/46,190.75 = 7,420.29/x
  3. Step 3: Cross multiply
    30,793.83x = 46,190.75 × 7,420.29
  4. Step 4: Simplify right side
    30,793.83x = 342,748,723.22
  5. Step 5: Solve for x
    x = 342,748,723.22/30,793.83
  6. Step 6: Final answer
    x = 11,130.44

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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.