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Finding the Fourth Proportional to 73,017.50, 100,775.09 and 44,739.59

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Solution

The fourth proportional to 73,017.50, 100,775.09 and 44,739.59 is: 61,747.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,017.50 : 100,775.09 = 44,739.59 : x
  2. Step 2: Convert to fraction form
    73,017.50/100,775.09 = 44,739.59/x
  3. Step 3: Cross multiply
    73,017.50x = 100,775.09 × 44,739.59
  4. Step 4: Simplify right side
    73,017.50x = 4,508,636,208.81
  5. Step 5: Solve for x
    x = 4,508,636,208.81/73,017.50
  6. Step 6: Final answer
    x = 61,747.34

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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.