Home / 120,657.96-166,527.98-66,960.23

Finding the Fourth Proportional to 120,657.96, 166,527.98 and 66,960.23

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Solution

The fourth proportional to 120,657.96, 166,527.98 and 66,960.23 is: 92,416.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,657.96 : 166,527.98 = 66,960.23 : x
  2. Step 2: Convert to fraction form
    120,657.96/166,527.98 = 66,960.23/x
  3. Step 3: Cross multiply
    120,657.96x = 166,527.98 × 66,960.23
  4. Step 4: Simplify right side
    120,657.96x = 11,150,751,842.24
  5. Step 5: Solve for x
    x = 11,150,751,842.24/120,657.96
  6. Step 6: Final answer
    x = 92,416.21

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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.