Home / 199,588.52-275,425.26-118,974.50

Finding the Fourth Proportional to 199,588.52, 275,425.26 and 118,974.50

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Solution

The fourth proportional to 199,588.52, 275,425.26 and 118,974.50 is: 164,180.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,588.52 : 275,425.26 = 118,974.50 : x
  2. Step 2: Convert to fraction form
    199,588.52/275,425.26 = 118,974.50/x
  3. Step 3: Cross multiply
    199,588.52x = 275,425.26 × 118,974.50
  4. Step 4: Simplify right side
    199,588.52x = 32,768,582,595.87
  5. Step 5: Solve for x
    x = 32,768,582,595.87/199,588.52
  6. Step 6: Final answer
    x = 164,180.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.