Home / 118,966.36-178,466.04-40,103.14

Finding the Fourth Proportional to 118,966.36, 178,466.04 and 40,103.14

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Solution

The fourth proportional to 118,966.36, 178,466.04 and 40,103.14 is: 60,160.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,966.36 : 178,466.04 = 40,103.14 : x
  2. Step 2: Convert to fraction form
    118,966.36/178,466.04 = 40,103.14/x
  3. Step 3: Cross multiply
    118,966.36x = 178,466.04 × 40,103.14
  4. Step 4: Simplify right side
    118,966.36x = 7,157,048,587.37
  5. Step 5: Solve for x
    x = 7,157,048,587.37/118,966.36
  6. Step 6: Final answer
    x = 60,160.27

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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.