Home / 178,424.10-246,224.88-102,972.60

Finding the Fourth Proportional to 178,424.10, 246,224.88 and 102,972.60

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Solution

The fourth proportional to 178,424.10, 246,224.88 and 102,972.60 is: 142,101.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,424.10 : 246,224.88 = 102,972.60 : x
  2. Step 2: Convert to fraction form
    178,424.10/246,224.88 = 102,972.60/x
  3. Step 3: Cross multiply
    178,424.10x = 246,224.88 × 102,972.60
  4. Step 4: Simplify right side
    178,424.10x = 25,354,416,078.29
  5. Step 5: Solve for x
    x = 25,354,416,078.29/178,424.10
  6. Step 6: Final answer
    x = 142,101.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.