Home / 40,618.44-60,929.28-12,536.01

Finding the Fourth Proportional to 40,618.44, 60,929.28 and 12,536.01

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Solution

The fourth proportional to 40,618.44, 60,929.28 and 12,536.01 is: 18,804.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,618.44 : 60,929.28 = 12,536.01 : x
  2. Step 2: Convert to fraction form
    40,618.44/60,929.28 = 12,536.01/x
  3. Step 3: Cross multiply
    40,618.44x = 60,929.28 × 12,536.01
  4. Step 4: Simplify right side
    40,618.44x = 763,810,063.37
  5. Step 5: Solve for x
    x = 763,810,063.37/40,618.44
  6. Step 6: Final answer
    x = 18,804.51

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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.