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Finding the Fourth Proportional to 362,368.56, 543,579.39 and 96,123.18

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Solution

The fourth proportional to 362,368.56, 543,579.39 and 96,123.18 is: 144,191.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,368.56 : 543,579.39 = 96,123.18 : x
  2. Step 2: Convert to fraction form
    362,368.56/543,579.39 = 96,123.18/x
  3. Step 3: Cross multiply
    362,368.56x = 543,579.39 × 96,123.18
  4. Step 4: Simplify right side
    362,368.56x = 52,250,579,549.26
  5. Step 5: Solve for x
    x = 52,250,579,549.26/362,368.56
  6. Step 6: Final answer
    x = 144,191.81

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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.