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Finding the Fourth Proportional to 74,871, 103,322.52 and 41,337

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Solution

The fourth proportional to 74,871, 103,322.52 and 41,337 is: 57,045.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,871 : 103,322.52 = 41,337 : x
  2. Step 2: Convert to fraction form
    74,871/103,322.52 = 41,337/x
  3. Step 3: Cross multiply
    74,871x = 103,322.52 × 41,337
  4. Step 4: Simplify right side
    74,871x = 4,271,043,009.24
  5. Step 5: Solve for x
    x = 4,271,043,009.24/74,871
  6. Step 6: Final answer
    x = 57,045.36

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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.