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Finding the Fourth Proportional to 184,330.59, 276,495.75 and 105,389.46

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Solution

The fourth proportional to 184,330.59, 276,495.75 and 105,389.46 is: 158,084.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,330.59 : 276,495.75 = 105,389.46 : x
  2. Step 2: Convert to fraction form
    184,330.59/276,495.75 = 105,389.46/x
  3. Step 3: Cross multiply
    184,330.59x = 276,495.75 × 105,389.46
  4. Step 4: Simplify right side
    184,330.59x = 29,139,737,784.80
  5. Step 5: Solve for x
    x = 29,139,737,784.80/184,330.59
  6. Step 6: Final answer
    x = 158,084.11

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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.