Home / 52,421.41-78,644.41-17,361.08

Finding the Fourth Proportional to 52,421.41, 78,644.41 and 17,361.08

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Solution

The fourth proportional to 52,421.41, 78,644.41 and 17,361.08 is: 26,045.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,421.41 : 78,644.41 = 17,361.08 : x
  2. Step 2: Convert to fraction form
    52,421.41/78,644.41 = 17,361.08/x
  3. Step 3: Cross multiply
    52,421.41x = 78,644.41 × 17,361.08
  4. Step 4: Simplify right side
    52,421.41x = 1,365,351,456.94
  5. Step 5: Solve for x
    x = 1,365,351,456.94/52,421.41
  6. Step 6: Final answer
    x = 26,045.68

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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.