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Finding the Fourth Proportional to 173,362.06, 260,052 and 48,712.78

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Solution

The fourth proportional to 173,362.06, 260,052 and 48,712.78 is: 73,071.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,362.06 : 260,052 = 48,712.78 : x
  2. Step 2: Convert to fraction form
    173,362.06/260,052 = 48,712.78/x
  3. Step 3: Cross multiply
    173,362.06x = 260,052 × 48,712.78
  4. Step 4: Simplify right side
    173,362.06x = 12,667,855,864.56
  5. Step 5: Solve for x
    x = 12,667,855,864.56/173,362.06
  6. Step 6: Final answer
    x = 73,071.67

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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.