Home / 119,116.21-178,696.24-39,158.69

Finding the Fourth Proportional to 119,116.21, 178,696.24 and 39,158.69

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Solution

The fourth proportional to 119,116.21, 178,696.24 and 39,158.69 is: 58,745.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,116.21 : 178,696.24 = 39,158.69 : x
  2. Step 2: Convert to fraction form
    119,116.21/178,696.24 = 39,158.69/x
  3. Step 3: Cross multiply
    119,116.21x = 178,696.24 × 39,158.69
  4. Step 4: Simplify right side
    119,116.21x = 6,997,510,735.18
  5. Step 5: Solve for x
    x = 6,997,510,735.18/119,116.21
  6. Step 6: Final answer
    x = 58,745.24

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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.