Home / 65,235.22-97,858.80-20,256.83

Finding the Fourth Proportional to 65,235.22, 97,858.80 and 20,256.83

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Solution

The fourth proportional to 65,235.22, 97,858.80 and 20,256.83 is: 30,387.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,235.22 : 97,858.80 = 20,256.83 : x
  2. Step 2: Convert to fraction form
    65,235.22/97,858.80 = 20,256.83/x
  3. Step 3: Cross multiply
    65,235.22x = 97,858.80 × 20,256.83
  4. Step 4: Simplify right side
    65,235.22x = 1,982,309,075.60
  5. Step 5: Solve for x
    x = 1,982,309,075.60/65,235.22
  6. Step 6: Final answer
    x = 30,387.10

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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.