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Finding the Fourth Proportional to 76,174.80, 105,095.76 and 44,336.94

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Solution

The fourth proportional to 76,174.80, 105,095.76 and 44,336.94 is: 61,170.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,174.80 : 105,095.76 = 44,336.94 : x
  2. Step 2: Convert to fraction form
    76,174.80/105,095.76 = 44,336.94/x
  3. Step 3: Cross multiply
    76,174.80x = 105,095.76 × 44,336.94
  4. Step 4: Simplify right side
    76,174.80x = 4,659,624,405.37
  5. Step 5: Solve for x
    x = 4,659,624,405.37/76,174.80
  6. Step 6: Final answer
    x = 61,170.16

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1.5x scale

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.