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Finding the Fourth Proportional to 73,655.72, 110,496.54 and 26,973.80

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Solution

The fourth proportional to 73,655.72, 110,496.54 and 26,973.80 is: 40,465.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,655.72 : 110,496.54 = 26,973.80 : x
  2. Step 2: Convert to fraction form
    73,655.72/110,496.54 = 26,973.80/x
  3. Step 3: Cross multiply
    73,655.72x = 110,496.54 × 26,973.80
  4. Step 4: Simplify right side
    73,655.72x = 2,980,511,570.65
  5. Step 5: Solve for x
    x = 2,980,511,570.65/73,655.72
  6. Step 6: Final answer
    x = 40,465.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.