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Finding the Fourth Proportional to 106,573.63, 147,072.83 and 58,827.01

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Solution

The fourth proportional to 106,573.63, 147,072.83 and 58,827.01 is: 81,181.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,573.63 : 147,072.83 = 58,827.01 : x
  2. Step 2: Convert to fraction form
    106,573.63/147,072.83 = 58,827.01/x
  3. Step 3: Cross multiply
    106,573.63x = 147,072.83 × 58,827.01
  4. Step 4: Simplify right side
    106,573.63x = 8,651,854,841.14
  5. Step 5: Solve for x
    x = 8,651,854,841.14/106,573.63
  6. Step 6: Final answer
    x = 81,181.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.