Home / 40,730.23-61,062.54-18,532.18

Finding the Fourth Proportional to 40,730.23, 61,062.54 and 18,532.18

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Solution

The fourth proportional to 40,730.23, 61,062.54 and 18,532.18 is: 27,783.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,730.23 : 61,062.54 = 18,532.18 : x
  2. Step 2: Convert to fraction form
    40,730.23/61,062.54 = 18,532.18/x
  3. Step 3: Cross multiply
    40,730.23x = 61,062.54 × 18,532.18
  4. Step 4: Simplify right side
    40,730.23x = 1,131,621,982.54
  5. Step 5: Solve for x
    x = 1,131,621,982.54/40,730.23
  6. Step 6: Final answer
    x = 27,783.34

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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.