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Finding the Fourth Proportional to 52,973.92, 73,100.40 and 29,101.60

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Solution

The fourth proportional to 52,973.92, 73,100.40 and 29,101.60 is: 40,158.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,973.92 : 73,100.40 = 29,101.60 : x
  2. Step 2: Convert to fraction form
    52,973.92/73,100.40 = 29,101.60/x
  3. Step 3: Cross multiply
    52,973.92x = 73,100.40 × 29,101.60
  4. Step 4: Simplify right side
    52,973.92x = 2,127,338,600.64
  5. Step 5: Solve for x
    x = 2,127,338,600.64/52,973.92
  6. Step 6: Final answer
    x = 40,158.23

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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.