Home / 111,842.37-167,763.53-40,770.34

Finding the Fourth Proportional to 111,842.37, 167,763.53 and 40,770.34

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Solution

The fourth proportional to 111,842.37, 167,763.53 and 40,770.34 is: 61,155.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,842.37 : 167,763.53 = 40,770.34 : x
  2. Step 2: Convert to fraction form
    111,842.37/167,763.53 = 40,770.34/x
  3. Step 3: Cross multiply
    111,842.37x = 167,763.53 × 40,770.34
  4. Step 4: Simplify right side
    111,842.37x = 6,839,775,840.22
  5. Step 5: Solve for x
    x = 6,839,775,840.22/111,842.37
  6. Step 6: Final answer
    x = 61,155.50

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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.