Home / 148,843.40-223,301.10-43,665.80

Finding the Fourth Proportional to 148,843.40, 223,301.10 and 43,665.80

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Solution

The fourth proportional to 148,843.40, 223,301.10 and 43,665.80 is: 65,509.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,843.40 : 223,301.10 = 43,665.80 : x
  2. Step 2: Convert to fraction form
    148,843.40/223,301.10 = 43,665.80/x
  3. Step 3: Cross multiply
    148,843.40x = 223,301.10 × 43,665.80
  4. Step 4: Simplify right side
    148,843.40x = 9,750,621,172.38
  5. Step 5: Solve for x
    x = 9,750,621,172.38/148,843.40
  6. Step 6: Final answer
    x = 65,509.26

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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.