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Finding the Fourth Proportional to 116,645.16, 174,973.14 and 37,765.56

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Solution

The fourth proportional to 116,645.16, 174,973.14 and 37,765.56 is: 56,650.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,645.16 : 174,973.14 = 37,765.56 : x
  2. Step 2: Convert to fraction form
    116,645.16/174,973.14 = 37,765.56/x
  3. Step 3: Cross multiply
    116,645.16x = 174,973.14 × 37,765.56
  4. Step 4: Simplify right side
    116,645.16x = 6,607,958,617.06
  5. Step 5: Solve for x
    x = 6,607,958,617.06/116,645.16
  6. Step 6: Final answer
    x = 56,650.09

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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.