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Finding the Fourth Proportional to 107,506.01, 161,203.26 and 48,291.10

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Solution

The fourth proportional to 107,506.01, 161,203.26 and 48,291.10 is: 72,411.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,506.01 : 161,203.26 = 48,291.10 : x
  2. Step 2: Convert to fraction form
    107,506.01/161,203.26 = 48,291.10/x
  3. Step 3: Cross multiply
    107,506.01x = 161,203.26 × 48,291.10
  4. Step 4: Simplify right side
    107,506.01x = 7,784,681,942.97
  5. Step 5: Solve for x
    x = 7,784,681,942.97/107,506.01
  6. Step 6: Final answer
    x = 72,411.60

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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.