Home / 74,192.86-111,317.76-44,631.64

Finding the Fourth Proportional to 74,192.86, 111,317.76 and 44,631.64

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Solution

The fourth proportional to 74,192.86, 111,317.76 and 44,631.64 is: 66,964.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,192.86 : 111,317.76 = 44,631.64 : x
  2. Step 2: Convert to fraction form
    74,192.86/111,317.76 = 44,631.64/x
  3. Step 3: Cross multiply
    74,192.86x = 111,317.76 × 44,631.64
  4. Step 4: Simplify right side
    74,192.86x = 4,968,294,189.93
  5. Step 5: Solve for x
    x = 4,968,294,189.93/74,192.86
  6. Step 6: Final answer
    x = 66,964.59

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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.