Home / 120,444.94-166,200.58-66,716.64

Finding the Fourth Proportional to 120,444.94, 166,200.58 and 66,716.64

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Solution

The fourth proportional to 120,444.94, 166,200.58 and 66,716.64 is: 92,061.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,444.94 : 166,200.58 = 66,716.64 : x
  2. Step 2: Convert to fraction form
    120,444.94/166,200.58 = 66,716.64/x
  3. Step 3: Cross multiply
    120,444.94x = 166,200.58 × 66,716.64
  4. Step 4: Simplify right side
    120,444.94x = 11,088,344,263.65
  5. Step 5: Solve for x
    x = 11,088,344,263.65/120,444.94
  6. Step 6: Final answer
    x = 92,061.52

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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.