Home / 216,948.22-325,416.86-67,182.46

Finding the Fourth Proportional to 216,948.22, 325,416.86 and 67,182.46

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Solution

The fourth proportional to 216,948.22, 325,416.86 and 67,182.46 is: 100,772.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,948.22 : 325,416.86 = 67,182.46 : x
  2. Step 2: Convert to fraction form
    216,948.22/325,416.86 = 67,182.46/x
  3. Step 3: Cross multiply
    216,948.22x = 325,416.86 × 67,182.46
  4. Step 4: Simplify right side
    216,948.22x = 21,862,305,180.28
  5. Step 5: Solve for x
    x = 21,862,305,180.28/216,948.22
  6. Step 6: Final answer
    x = 100,772.00

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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.