Home / 178,450.60-246,262.18-97,878.78

Finding the Fourth Proportional to 178,450.60, 246,262.18 and 97,878.78

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Solution

The fourth proportional to 178,450.60, 246,262.18 and 97,878.78 is: 135,072.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,450.60 : 246,262.18 = 97,878.78 : x
  2. Step 2: Convert to fraction form
    178,450.60/246,262.18 = 97,878.78/x
  3. Step 3: Cross multiply
    178,450.60x = 246,262.18 × 97,878.78
  4. Step 4: Simplify right side
    178,450.60x = 24,103,841,738.54
  5. Step 5: Solve for x
    x = 24,103,841,738.54/178,450.60
  6. Step 6: Final answer
    x = 135,072.91

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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.