Home / 318,162.30-439,043.67-182,196.06

Finding the Fourth Proportional to 318,162.30, 439,043.67 and 182,196.06

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Solution

The fourth proportional to 318,162.30, 439,043.67 and 182,196.06 is: 251,418.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,162.30 : 439,043.67 = 182,196.06 : x
  2. Step 2: Convert to fraction form
    318,162.30/439,043.67 = 182,196.06/x
  3. Step 3: Cross multiply
    318,162.30x = 439,043.67 × 182,196.06
  4. Step 4: Simplify right side
    318,162.30x = 79,992,026,841.94
  5. Step 5: Solve for x
    x = 79,992,026,841.94/318,162.30
  6. Step 6: Final answer
    x = 251,418.94

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1.5x scale

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.