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Finding the Fourth Proportional to 45,532, 68,328.84 and 15,950.08

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Solution

The fourth proportional to 45,532, 68,328.84 and 15,950.08 is: 23,935.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,532 : 68,328.84 = 15,950.08 : x
  2. Step 2: Convert to fraction form
    45,532/68,328.84 = 15,950.08/x
  3. Step 3: Cross multiply
    45,532x = 68,328.84 × 15,950.08
  4. Step 4: Simplify right side
    45,532x = 1,089,850,464.31
  5. Step 5: Solve for x
    x = 1,089,850,464.31/45,532
  6. Step 6: Final answer
    x = 23,935.92

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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.