Home / 43,762.76-65,647.59-21,564.03

Finding the Fourth Proportional to 43,762.76, 65,647.59 and 21,564.03

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Solution

The fourth proportional to 43,762.76, 65,647.59 and 21,564.03 is: 32,347.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,762.76 : 65,647.59 = 21,564.03 : x
  2. Step 2: Convert to fraction form
    43,762.76/65,647.59 = 21,564.03/x
  3. Step 3: Cross multiply
    43,762.76x = 65,647.59 × 21,564.03
  4. Step 4: Simplify right side
    43,762.76x = 1,415,626,765.50
  5. Step 5: Solve for x
    x = 1,415,626,765.50/43,762.76
  6. Step 6: Final answer
    x = 32,347.75

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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.