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Finding the Fourth Proportional to 29,482.00, 40,688.75 and 16,739.15

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Solution

The fourth proportional to 29,482.00, 40,688.75 and 16,739.15 is: 23,102.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,482.00 : 40,688.75 = 16,739.15 : x
  2. Step 2: Convert to fraction form
    29,482.00/40,688.75 = 16,739.15/x
  3. Step 3: Cross multiply
    29,482.00x = 40,688.75 × 16,739.15
  4. Step 4: Simplify right side
    29,482.00x = 681,095,062.68
  5. Step 5: Solve for x
    x = 681,095,062.68/29,482.00
  6. Step 6: Final answer
    x = 23,102.06

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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.