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Finding the Fourth Proportional to 108,065.94, 162,106.70 and 41,506.07

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Solution

The fourth proportional to 108,065.94, 162,106.70 and 41,506.07 is: 62,262.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,065.94 : 162,106.70 = 41,506.07 : x
  2. Step 2: Convert to fraction form
    108,065.94/162,106.70 = 41,506.07/x
  3. Step 3: Cross multiply
    108,065.94x = 162,106.70 × 41,506.07
  4. Step 4: Simplify right side
    108,065.94x = 6,728,411,019.61
  5. Step 5: Solve for x
    x = 6,728,411,019.61/108,065.94
  6. Step 6: Final answer
    x = 62,262.09

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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.