Home / 170,793.60-235,585.20-103,725.60

Finding the Fourth Proportional to 170,793.60, 235,585.20 and 103,725.60

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Solution

The fourth proportional to 170,793.60, 235,585.20 and 103,725.60 is: 143,074.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,793.60 : 235,585.20 = 103,725.60 : x
  2. Step 2: Convert to fraction form
    170,793.60/235,585.20 = 103,725.60/x
  3. Step 3: Cross multiply
    170,793.60x = 235,585.20 × 103,725.60
  4. Step 4: Simplify right side
    170,793.60x = 24,436,216,221.12
  5. Step 5: Solve for x
    x = 24,436,216,221.12/170,793.60
  6. Step 6: Final answer
    x = 143,074.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.