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Finding the Fourth Proportional to 93,388.97, 140,084.42 and 26,828.93

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Solution

The fourth proportional to 93,388.97, 140,084.42 and 26,828.93 is: 40,243.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,388.97 : 140,084.42 = 26,828.93 : x
  2. Step 2: Convert to fraction form
    93,388.97/140,084.42 = 26,828.93/x
  3. Step 3: Cross multiply
    93,388.97x = 140,084.42 × 26,828.93
  4. Step 4: Simplify right side
    93,388.97x = 3,758,315,314.34
  5. Step 5: Solve for x
    x = 3,758,315,314.34/93,388.97
  6. Step 6: Final answer
    x = 40,243.67

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1.5x scale

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.