Home / 174,023.80-260,690.10-103,694.20

Finding the Fourth Proportional to 174,023.80, 260,690.10 and 103,694.20

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Solution

The fourth proportional to 174,023.80, 260,690.10 and 103,694.20 is: 155,335.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,023.80 : 260,690.10 = 103,694.20 : x
  2. Step 2: Convert to fraction form
    174,023.80/260,690.10 = 103,694.20/x
  3. Step 3: Cross multiply
    174,023.80x = 260,690.10 × 103,694.20
  4. Step 4: Simplify right side
    174,023.80x = 27,032,051,367.42
  5. Step 5: Solve for x
    x = 27,032,051,367.42/174,023.80
  6. Step 6: Final answer
    x = 155,335.37

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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.