Home / 166,009.96-229,093.48-90,558.46

Finding the Fourth Proportional to 166,009.96, 229,093.48 and 90,558.46

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Solution

The fourth proportional to 166,009.96, 229,093.48 and 90,558.46 is: 124,970.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,009.96 : 229,093.48 = 90,558.46 : x
  2. Step 2: Convert to fraction form
    166,009.96/229,093.48 = 90,558.46/x
  3. Step 3: Cross multiply
    166,009.96x = 229,093.48 × 90,558.46
  4. Step 4: Simplify right side
    166,009.96x = 20,746,352,744.84
  5. Step 5: Solve for x
    x = 20,746,352,744.84/166,009.96
  6. Step 6: Final answer
    x = 124,970.53

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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.