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Finding the Fourth Proportional to 73,361.97, 110,000.75 and 39,125.51

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Solution

The fourth proportional to 73,361.97, 110,000.75 and 39,125.51 is: 58,665.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,361.97 : 110,000.75 = 39,125.51 : x
  2. Step 2: Convert to fraction form
    73,361.97/110,000.75 = 39,125.51/x
  3. Step 3: Cross multiply
    73,361.97x = 110,000.75 × 39,125.51
  4. Step 4: Simplify right side
    73,361.97x = 4,303,834,973.50
  5. Step 5: Solve for x
    x = 4,303,834,973.50/73,361.97
  6. Step 6: Final answer
    x = 58,665.75

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1.5x scale

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.