Home / 43,497.16-65,270.36-18,534.60

Finding the Fourth Proportional to 43,497.16, 65,270.36 and 18,534.60

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Solution

The fourth proportional to 43,497.16, 65,270.36 and 18,534.60 is: 27,812.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,497.16 : 65,270.36 = 18,534.60 : x
  2. Step 2: Convert to fraction form
    43,497.16/65,270.36 = 18,534.60/x
  3. Step 3: Cross multiply
    43,497.16x = 65,270.36 × 18,534.60
  4. Step 4: Simplify right side
    43,497.16x = 1,209,760,014.46
  5. Step 5: Solve for x
    x = 1,209,760,014.46/43,497.16
  6. Step 6: Final answer
    x = 27,812.39

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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.