Home / 43,695.20-65,499.60-17,364.80

Finding the Fourth Proportional to 43,695.20, 65,499.60 and 17,364.80

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Solution

The fourth proportional to 43,695.20, 65,499.60 and 17,364.80 is: 26,030.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,695.20 : 65,499.60 = 17,364.80 : x
  2. Step 2: Convert to fraction form
    43,695.20/65,499.60 = 17,364.80/x
  3. Step 3: Cross multiply
    43,695.20x = 65,499.60 × 17,364.80
  4. Step 4: Simplify right side
    43,695.20x = 1,137,387,454.08
  5. Step 5: Solve for x
    x = 1,137,387,454.08/43,695.20
  6. Step 6: Final answer
    x = 26,030.03

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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.