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Finding the Fourth Proportional to 29,360.82, 40,462.00 and 28,821.01

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Solution

The fourth proportional to 29,360.82, 40,462.00 and 28,821.01 is: 39,718.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,360.82 : 40,462.00 = 28,821.01 : x
  2. Step 2: Convert to fraction form
    29,360.82/40,462.00 = 28,821.01/x
  3. Step 3: Cross multiply
    29,360.82x = 40,462.00 × 28,821.01
  4. Step 4: Simplify right side
    29,360.82x = 1,166,155,360.20
  5. Step 5: Solve for x
    x = 1,166,155,360.20/29,360.82
  6. Step 6: Final answer
    x = 39,718.08

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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.