Home / 76,736.46-105,871.95-43,195.98

Finding the Fourth Proportional to 76,736.46, 105,871.95 and 43,195.98

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Solution

The fourth proportional to 76,736.46, 105,871.95 and 43,195.98 is: 59,596.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,736.46 : 105,871.95 = 43,195.98 : x
  2. Step 2: Convert to fraction form
    76,736.46/105,871.95 = 43,195.98/x
  3. Step 3: Cross multiply
    76,736.46x = 105,871.95 × 43,195.98
  4. Step 4: Simplify right side
    76,736.46x = 4,573,242,634.76
  5. Step 5: Solve for x
    x = 4,573,242,634.76/76,736.46
  6. Step 6: Final answer
    x = 59,596.74

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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.