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Finding the Fourth Proportional to 178,430.22, 246,234.04 and 97,858.30

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Solution

The fourth proportional to 178,430.22, 246,234.04 and 97,858.30 is: 135,044.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,430.22 : 246,234.04 = 97,858.30 : x
  2. Step 2: Convert to fraction form
    178,430.22/246,234.04 = 97,858.30/x
  3. Step 3: Cross multiply
    178,430.22x = 246,234.04 × 97,858.30
  4. Step 4: Simplify right side
    178,430.22x = 24,096,044,556.53
  5. Step 5: Solve for x
    x = 24,096,044,556.53/178,430.22
  6. Step 6: Final answer
    x = 135,044.64

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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.