Home / 35,270.40-52,906.08-13,075.20

Finding the Fourth Proportional to 35,270.40, 52,906.08 and 13,075.20

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Solution

The fourth proportional to 35,270.40, 52,906.08 and 13,075.20 is: 19,612.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,270.40 : 52,906.08 = 13,075.20 : x
  2. Step 2: Convert to fraction form
    35,270.40/52,906.08 = 13,075.20/x
  3. Step 3: Cross multiply
    35,270.40x = 52,906.08 × 13,075.20
  4. Step 4: Simplify right side
    35,270.40x = 691,757,577.22
  5. Step 5: Solve for x
    x = 691,757,577.22/35,270.40
  6. Step 6: Final answer
    x = 19,612.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.