Home / 175,964.40-263,944.20-57,639.60

Finding the Fourth Proportional to 175,964.40, 263,944.20 and 57,639.60

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Solution

The fourth proportional to 175,964.40, 263,944.20 and 57,639.60 is: 86,458.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,964.40 : 263,944.20 = 57,639.60 : x
  2. Step 2: Convert to fraction form
    175,964.40/263,944.20 = 57,639.60/x
  3. Step 3: Cross multiply
    175,964.40x = 263,944.20 × 57,639.60
  4. Step 4: Simplify right side
    175,964.40x = 15,213,638,110.32
  5. Step 5: Solve for x
    x = 15,213,638,110.32/175,964.40
  6. Step 6: Final answer
    x = 86,458.61

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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.