Home / 294,134.60-405,914.82-166,815.56

Finding the Fourth Proportional to 294,134.60, 405,914.82 and 166,815.56

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Solution

The fourth proportional to 294,134.60, 405,914.82 and 166,815.56 is: 230,210.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,134.60 : 405,914.82 = 166,815.56 : x
  2. Step 2: Convert to fraction form
    294,134.60/405,914.82 = 166,815.56/x
  3. Step 3: Cross multiply
    294,134.60x = 405,914.82 × 166,815.56
  4. Step 4: Simplify right side
    294,134.60x = 67,712,908,010.60
  5. Step 5: Solve for x
    x = 67,712,908,010.60/294,134.60
  6. Step 6: Final answer
    x = 230,210.62

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1.5x scale

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.