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Finding the Fourth Proportional to 178,087.75, 245,766.66 and 97,522.92

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Solution

The fourth proportional to 178,087.75, 245,766.66 and 97,522.92 is: 134,584.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,087.75 : 245,766.66 = 97,522.92 : x
  2. Step 2: Convert to fraction form
    178,087.75/245,766.66 = 97,522.92/x
  3. Step 3: Cross multiply
    178,087.75x = 245,766.66 × 97,522.92
  4. Step 4: Simplify right side
    178,087.75x = 23,967,881,956.14
  5. Step 5: Solve for x
    x = 23,967,881,956.14/178,087.75
  6. Step 6: Final answer
    x = 134,584.68

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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.