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Finding the Fourth Proportional to 185,279.13, 277,916.67 and 45,037.89

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Solution

The fourth proportional to 185,279.13, 277,916.67 and 45,037.89 is: 67,556.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,279.13 : 277,916.67 = 45,037.89 : x
  2. Step 2: Convert to fraction form
    185,279.13/277,916.67 = 45,037.89/x
  3. Step 3: Cross multiply
    185,279.13x = 277,916.67 × 45,037.89
  4. Step 4: Simplify right side
    185,279.13x = 12,516,780,412.63
  5. Step 5: Solve for x
    x = 12,516,780,412.63/185,279.13
  6. Step 6: Final answer
    x = 67,556.34

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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.