Home / 43,323.08-65,009.58-18,361.16

Finding the Fourth Proportional to 43,323.08, 65,009.58 and 18,361.16

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Solution

The fourth proportional to 43,323.08, 65,009.58 and 18,361.16 is: 27,552.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,323.08 : 65,009.58 = 18,361.16 : x
  2. Step 2: Convert to fraction form
    43,323.08/65,009.58 = 18,361.16/x
  3. Step 3: Cross multiply
    43,323.08x = 65,009.58 × 18,361.16
  4. Step 4: Simplify right side
    43,323.08x = 1,193,651,299.91
  5. Step 5: Solve for x
    x = 1,193,651,299.91/43,323.08
  6. Step 6: Final answer
    x = 27,552.32

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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.