Home / 76,577.22-105,661.05-44,739.96

Finding the Fourth Proportional to 76,577.22, 105,661.05 and 44,739.96

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Solution

The fourth proportional to 76,577.22, 105,661.05 and 44,739.96 is: 61,732.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,577.22 : 105,661.05 = 44,739.96 : x
  2. Step 2: Convert to fraction form
    76,577.22/105,661.05 = 44,739.96/x
  3. Step 3: Cross multiply
    76,577.22x = 105,661.05 × 44,739.96
  4. Step 4: Simplify right side
    76,577.22x = 4,727,271,150.56
  5. Step 5: Solve for x
    x = 4,727,271,150.56/76,577.22
  6. Step 6: Final answer
    x = 61,732.08

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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.