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Finding the Fourth Proportional to 245,254.76, 367,908.06 and 104,975.72

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Solution

The fourth proportional to 245,254.76, 367,908.06 and 104,975.72 is: 157,474.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,254.76 : 367,908.06 = 104,975.72 : x
  2. Step 2: Convert to fraction form
    245,254.76/367,908.06 = 104,975.72/x
  3. Step 3: Cross multiply
    245,254.76x = 367,908.06 × 104,975.72
  4. Step 4: Simplify right side
    245,254.76x = 38,621,413,492.30
  5. Step 5: Solve for x
    x = 38,621,413,492.30/245,254.76
  6. Step 6: Final answer
    x = 157,474.67

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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.