Home / 103,795.41-155,706.31-40,607.44

Finding the Fourth Proportional to 103,795.41, 155,706.31 and 40,607.44

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Solution

The fourth proportional to 103,795.41, 155,706.31 and 40,607.44 is: 60,916.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,795.41 : 155,706.31 = 40,607.44 : x
  2. Step 2: Convert to fraction form
    103,795.41/155,706.31 = 40,607.44/x
  3. Step 3: Cross multiply
    103,795.41x = 155,706.31 × 40,607.44
  4. Step 4: Simplify right side
    103,795.41x = 6,322,834,302.44
  5. Step 5: Solve for x
    x = 6,322,834,302.44/103,795.41
  6. Step 6: Final answer
    x = 60,916.32

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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.