Home / 43,562.03-65,351.54-13,977.59

Finding the Fourth Proportional to 43,562.03, 65,351.54 and 13,977.59

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Solution

The fourth proportional to 43,562.03, 65,351.54 and 13,977.59 is: 20,969.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,562.03 : 65,351.54 = 13,977.59 : x
  2. Step 2: Convert to fraction form
    43,562.03/65,351.54 = 13,977.59/x
  3. Step 3: Cross multiply
    43,562.03x = 65,351.54 × 13,977.59
  4. Step 4: Simplify right side
    43,562.03x = 913,456,635.34
  5. Step 5: Solve for x
    x = 913,456,635.34/43,562.03
  6. Step 6: Final answer
    x = 20,969.10

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1.5x scale

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.