Home / 76,614.93-105,741.18-44,777.61

Finding the Fourth Proportional to 76,614.93, 105,741.18 and 44,777.61

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Solution

The fourth proportional to 76,614.93, 105,741.18 and 44,777.61 is: 61,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,614.93 : 105,741.18 = 44,777.61 : x
  2. Step 2: Convert to fraction form
    76,614.93/105,741.18 = 44,777.61/x
  3. Step 3: Cross multiply
    76,614.93x = 105,741.18 × 44,777.61
  4. Step 4: Simplify right side
    76,614.93x = 4,734,837,318.98
  5. Step 5: Solve for x
    x = 4,734,837,318.98/76,614.93
  6. Step 6: Final answer
    x = 61,800.45

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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.