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Finding the Fourth Proportional to 184,206.59, 276,309.89 and 65,870.75

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Solution

The fourth proportional to 184,206.59, 276,309.89 and 65,870.75 is: 98,806.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,206.59 : 276,309.89 = 65,870.75 : x
  2. Step 2: Convert to fraction form
    184,206.59/276,309.89 = 65,870.75/x
  3. Step 3: Cross multiply
    184,206.59x = 276,309.89 × 65,870.75
  4. Step 4: Simplify right side
    184,206.59x = 18,200,737,975.81
  5. Step 5: Solve for x
    x = 18,200,737,975.81/184,206.59
  6. Step 6: Final answer
    x = 98,806.12

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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.