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Finding the Fourth Proportional to 98,606.93, 147,935.26 and 27,529.50

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Solution

The fourth proportional to 98,606.93, 147,935.26 and 27,529.50 is: 41,301.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,606.93 : 147,935.26 = 27,529.50 : x
  2. Step 2: Convert to fraction form
    98,606.93/147,935.26 = 27,529.50/x
  3. Step 3: Cross multiply
    98,606.93x = 147,935.26 × 27,529.50
  4. Step 4: Simplify right side
    98,606.93x = 4,072,583,671.35
  5. Step 5: Solve for x
    x = 4,072,583,671.35/98,606.93
  6. Step 6: Final answer
    x = 41,301.19

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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.