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Finding the Fourth Proportional to 35,223.45, 48,607.05 and 21,075.45

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Solution

The fourth proportional to 35,223.45, 48,607.05 and 21,075.45 is: 29,083.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,223.45 : 48,607.05 = 21,075.45 : x
  2. Step 2: Convert to fraction form
    35,223.45/48,607.05 = 21,075.45/x
  3. Step 3: Cross multiply
    35,223.45x = 48,607.05 × 21,075.45
  4. Step 4: Simplify right side
    35,223.45x = 1,024,415,451.92
  5. Step 5: Solve for x
    x = 1,024,415,451.92/35,223.45
  6. Step 6: Final answer
    x = 29,083.34

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.