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Finding the Fourth Proportional to 70,283.34, 104,975.51 and 63,609.66

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Solution

The fourth proportional to 70,283.34, 104,975.51 and 63,609.66 is: 95,007.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,283.34 : 104,975.51 = 63,609.66 : x
  2. Step 2: Convert to fraction form
    70,283.34/104,975.51 = 63,609.66/x
  3. Step 3: Cross multiply
    70,283.34x = 104,975.51 × 63,609.66
  4. Step 4: Simplify right side
    70,283.34x = 6,677,456,181.38
  5. Step 5: Solve for x
    x = 6,677,456,181.38/70,283.34
  6. Step 6: Final answer
    x = 95,007.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.