Home / 40,929.44-61,395.40-15,968.48

Finding the Fourth Proportional to 40,929.44, 61,395.40 and 15,968.48

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Solution

The fourth proportional to 40,929.44, 61,395.40 and 15,968.48 is: 23,953.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,929.44 : 61,395.40 = 15,968.48 : x
  2. Step 2: Convert to fraction form
    40,929.44/61,395.40 = 15,968.48/x
  3. Step 3: Cross multiply
    40,929.44x = 61,395.40 × 15,968.48
  4. Step 4: Simplify right side
    40,929.44x = 980,391,216.99
  5. Step 5: Solve for x
    x = 980,391,216.99/40,929.44
  6. Step 6: Final answer
    x = 23,953.20

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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.