Home / 110,903.84-166,306.35-31,999.31

Finding the Fourth Proportional to 110,903.84, 166,306.35 and 31,999.31

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Solution

The fourth proportional to 110,903.84, 166,306.35 and 31,999.31 is: 47,984.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,903.84 : 166,306.35 = 31,999.31 : x
  2. Step 2: Convert to fraction form
    110,903.84/166,306.35 = 31,999.31/x
  3. Step 3: Cross multiply
    110,903.84x = 166,306.35 × 31,999.31
  4. Step 4: Simplify right side
    110,903.84x = 5,321,688,448.62
  5. Step 5: Solve for x
    x = 5,321,688,448.62/110,903.84
  6. Step 6: Final answer
    x = 47,984.71

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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.