Home / 43,532.47-65,323.30-18,570.16

Finding the Fourth Proportional to 43,532.47, 65,323.30 and 18,570.16

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Solution

The fourth proportional to 43,532.47, 65,323.30 and 18,570.16 is: 27,865.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,532.47 : 65,323.30 = 18,570.16 : x
  2. Step 2: Convert to fraction form
    43,532.47/65,323.30 = 18,570.16/x
  3. Step 3: Cross multiply
    43,532.47x = 65,323.30 × 18,570.16
  4. Step 4: Simplify right side
    43,532.47x = 1,213,063,852.54
  5. Step 5: Solve for x
    x = 1,213,063,852.54/43,532.47
  6. Step 6: Final answer
    x = 27,865.73

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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.