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Finding the Fourth Proportional to 116,798.52, 175,085.84 and 74,559.44

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Solution

The fourth proportional to 116,798.52, 175,085.84 and 74,559.44 is: 111,767.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,798.52 : 175,085.84 = 74,559.44 : x
  2. Step 2: Convert to fraction form
    116,798.52/175,085.84 = 74,559.44/x
  3. Step 3: Cross multiply
    116,798.52x = 175,085.84 × 74,559.44
  4. Step 4: Simplify right side
    116,798.52x = 13,054,302,182.33
  5. Step 5: Solve for x
    x = 13,054,302,182.33/116,798.52
  6. Step 6: Final answer
    x = 111,767.70

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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.