Home / 106,181.04-159,299.24-39,621.72

Finding the Fourth Proportional to 106,181.04, 159,299.24 and 39,621.72

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Solution

The fourth proportional to 106,181.04, 159,299.24 and 39,621.72 is: 59,442.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,181.04 : 159,299.24 = 39,621.72 : x
  2. Step 2: Convert to fraction form
    106,181.04/159,299.24 = 39,621.72/x
  3. Step 3: Cross multiply
    106,181.04x = 159,299.24 × 39,621.72
  4. Step 4: Simplify right side
    106,181.04x = 6,311,709,685.38
  5. Step 5: Solve for x
    x = 6,311,709,685.38/106,181.04
  6. Step 6: Final answer
    x = 59,442.91

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1.5x scale

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.