Home / 110,817.60-166,117.05-54,611.70

Finding the Fourth Proportional to 110,817.60, 166,117.05 and 54,611.70

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Solution

The fourth proportional to 110,817.60, 166,117.05 and 54,611.70 is: 81,863.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,817.60 : 166,117.05 = 54,611.70 : x
  2. Step 2: Convert to fraction form
    110,817.60/166,117.05 = 54,611.70/x
  3. Step 3: Cross multiply
    110,817.60x = 166,117.05 × 54,611.70
  4. Step 4: Simplify right side
    110,817.60x = 9,071,934,499.49
  5. Step 5: Solve for x
    x = 9,071,934,499.49/110,817.60
  6. Step 6: Final answer
    x = 81,863.66

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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.