Home / 175,830.36-263,757.68-70,649.43

Finding the Fourth Proportional to 175,830.36, 263,757.68 and 70,649.43

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Solution

The fourth proportional to 175,830.36, 263,757.68 and 70,649.43 is: 105,979.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,830.36 : 263,757.68 = 70,649.43 : x
  2. Step 2: Convert to fraction form
    175,830.36/263,757.68 = 70,649.43/x
  3. Step 3: Cross multiply
    175,830.36x = 263,757.68 × 70,649.43
  4. Step 4: Simplify right side
    175,830.36x = 18,634,329,750.12
  5. Step 5: Solve for x
    x = 18,634,329,750.12/175,830.36
  6. Step 6: Final answer
    x = 105,979.02

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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.