Home / 163,634.86-245,452.29-45,306.19

Finding the Fourth Proportional to 163,634.86, 245,452.29 and 45,306.19

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Solution

The fourth proportional to 163,634.86, 245,452.29 and 45,306.19 is: 67,959.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,634.86 : 245,452.29 = 45,306.19 : x
  2. Step 2: Convert to fraction form
    163,634.86/245,452.29 = 45,306.19/x
  3. Step 3: Cross multiply
    163,634.86x = 245,452.29 × 45,306.19
  4. Step 4: Simplify right side
    163,634.86x = 11,120,508,086.68
  5. Step 5: Solve for x
    x = 11,120,508,086.68/163,634.86
  6. Step 6: Final answer
    x = 67,959.29

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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.