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Finding the Fourth Proportional to 116,687.60, 175,074.60 and 37,804.40

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Solution

The fourth proportional to 116,687.60, 175,074.60 and 37,804.40 is: 56,720.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,687.60 : 175,074.60 = 37,804.40 : x
  2. Step 2: Convert to fraction form
    116,687.60/175,074.60 = 37,804.40/x
  3. Step 3: Cross multiply
    116,687.60x = 175,074.60 × 37,804.40
  4. Step 4: Simplify right side
    116,687.60x = 6,618,590,208.24
  5. Step 5: Solve for x
    x = 6,618,590,208.24/116,687.60
  6. Step 6: Final answer
    x = 56,720.60

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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.