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Finding the Fourth Proportional to 184,368.64, 276,617.76 and 105,548.80

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Solution

The fourth proportional to 184,368.64, 276,617.76 and 105,548.80 is: 158,360.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,368.64 : 276,617.76 = 105,548.80 : x
  2. Step 2: Convert to fraction form
    184,368.64/276,617.76 = 105,548.80/x
  3. Step 3: Cross multiply
    184,368.64x = 276,617.76 × 105,548.80
  4. Step 4: Simplify right side
    184,368.64x = 29,196,672,626.69
  5. Step 5: Solve for x
    x = 29,196,672,626.69/184,368.64
  6. Step 6: Final answer
    x = 158,360.30

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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.