Home / 88,664.80-133,003.20-36,075.20

Finding the Fourth Proportional to 88,664.80, 133,003.20 and 36,075.20

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Solution

The fourth proportional to 88,664.80, 133,003.20 and 36,075.20 is: 54,115.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,664.80 : 133,003.20 = 36,075.20 : x
  2. Step 2: Convert to fraction form
    88,664.80/133,003.20 = 36,075.20/x
  3. Step 3: Cross multiply
    88,664.80x = 133,003.20 × 36,075.20
  4. Step 4: Simplify right side
    88,664.80x = 4,798,117,040.64
  5. Step 5: Solve for x
    x = 4,798,117,040.64/88,664.80
  6. Step 6: Final answer
    x = 54,115.24

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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.