Home / 318,756.24-439,875-182,813.04

Finding the Fourth Proportional to 318,756.24, 439,875 and 182,813.04

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Solution

The fourth proportional to 318,756.24, 439,875 and 182,813.04 is: 252,277.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,756.24 : 439,875 = 182,813.04 : x
  2. Step 2: Convert to fraction form
    318,756.24/439,875 = 182,813.04/x
  3. Step 3: Cross multiply
    318,756.24x = 439,875 × 182,813.04
  4. Step 4: Simplify right side
    318,756.24x = 80,414,885,970
  5. Step 5: Solve for x
    x = 80,414,885,970/318,756.24
  6. Step 6: Final answer
    x = 252,277.06

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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.