Home / 163,723.20-245,536.20-63,825.90

Finding the Fourth Proportional to 163,723.20, 245,536.20 and 63,825.90

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Solution

The fourth proportional to 163,723.20, 245,536.20 and 63,825.90 is: 95,719.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,723.20 : 245,536.20 = 63,825.90 : x
  2. Step 2: Convert to fraction form
    163,723.20/245,536.20 = 63,825.90/x
  3. Step 3: Cross multiply
    163,723.20x = 245,536.20 × 63,825.90
  4. Step 4: Simplify right side
    163,723.20x = 15,671,568,947.58
  5. Step 5: Solve for x
    x = 15,671,568,947.58/163,723.20
  6. Step 6: Final answer
    x = 95,719.90

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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.