Home / 175,511.70-263,267.55-172,887.30

Finding the Fourth Proportional to 175,511.70, 263,267.55 and 172,887.30

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Solution

The fourth proportional to 175,511.70, 263,267.55 and 172,887.30 is: 259,330.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,511.70 : 263,267.55 = 172,887.30 : x
  2. Step 2: Convert to fraction form
    175,511.70/263,267.55 = 172,887.30/x
  3. Step 3: Cross multiply
    175,511.70x = 263,267.55 × 172,887.30
  4. Step 4: Simplify right side
    175,511.70x = 45,515,615,897.12
  5. Step 5: Solve for x
    x = 45,515,615,897.12/175,511.70
  6. Step 6: Final answer
    x = 259,330.95

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1.5x scale

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.