Home / 45,343.08-67,975.74-15,742.44

Finding the Fourth Proportional to 45,343.08, 67,975.74 and 15,742.44

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Solution

The fourth proportional to 45,343.08, 67,975.74 and 15,742.44 is: 23,600.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,343.08 : 67,975.74 = 15,742.44 : x
  2. Step 2: Convert to fraction form
    45,343.08/67,975.74 = 15,742.44/x
  3. Step 3: Cross multiply
    45,343.08x = 67,975.74 × 15,742.44
  4. Step 4: Simplify right side
    45,343.08x = 1,070,104,008.41
  5. Step 5: Solve for x
    x = 1,070,104,008.41/45,343.08
  6. Step 6: Final answer
    x = 23,600.16

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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.