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Finding the Fourth Proportional to 73,628.80, 101,608.23 and 41,798.23

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Solution

The fourth proportional to 73,628.80, 101,608.23 and 41,798.23 is: 57,681.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,628.80 : 101,608.23 = 41,798.23 : x
  2. Step 2: Convert to fraction form
    73,628.80/101,608.23 = 41,798.23/x
  3. Step 3: Cross multiply
    73,628.80x = 101,608.23 × 41,798.23
  4. Step 4: Simplify right side
    73,628.80x = 4,247,044,167.43
  5. Step 5: Solve for x
    x = 4,247,044,167.43/73,628.80
  6. Step 6: Final answer
    x = 57,681.83

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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.