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Finding the Fourth Proportional to 117,221.67, 175,840.41 and 58,041.45

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Solution

The fourth proportional to 117,221.67, 175,840.41 and 58,041.45 is: 87,066.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,221.67 : 175,840.41 = 58,041.45 : x
  2. Step 2: Convert to fraction form
    117,221.67/175,840.41 = 58,041.45/x
  3. Step 3: Cross multiply
    117,221.67x = 175,840.41 × 58,041.45
  4. Step 4: Simplify right side
    117,221.67x = 10,206,032,364.99
  5. Step 5: Solve for x
    x = 10,206,032,364.99/117,221.67
  6. Step 6: Final answer
    x = 87,066.09

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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.