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Finding the Fourth Proportional to 184,478.85, 276,734.48 and 56,424.06

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Solution

The fourth proportional to 184,478.85, 276,734.48 and 56,424.06 is: 84,641.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,478.85 : 276,734.48 = 56,424.06 : x
  2. Step 2: Convert to fraction form
    184,478.85/276,734.48 = 56,424.06/x
  3. Step 3: Cross multiply
    184,478.85x = 276,734.48 × 56,424.06
  4. Step 4: Simplify right side
    184,478.85x = 15,614,482,621.47
  5. Step 5: Solve for x
    x = 15,614,482,621.47/184,478.85
  6. Step 6: Final answer
    x = 84,641.04

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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.