Home / 30,899.45-46,349.19-7,525.68

Finding the Fourth Proportional to 30,899.45, 46,349.19 and 7,525.68

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Solution

The fourth proportional to 30,899.45, 46,349.19 and 7,525.68 is: 11,288.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,899.45 : 46,349.19 = 7,525.68 : x
  2. Step 2: Convert to fraction form
    30,899.45/46,349.19 = 7,525.68/x
  3. Step 3: Cross multiply
    30,899.45x = 46,349.19 × 7,525.68
  4. Step 4: Simplify right side
    30,899.45x = 348,809,172.20
  5. Step 5: Solve for x
    x = 348,809,172.20/30,899.45
  6. Step 6: Final answer
    x = 11,288.53

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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.