Home / 121,784.22-182,674.14-46,920.60

Finding the Fourth Proportional to 121,784.22, 182,674.14 and 46,920.60

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Solution

The fourth proportional to 121,784.22, 182,674.14 and 46,920.60 is: 70,380.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,784.22 : 182,674.14 = 46,920.60 : x
  2. Step 2: Convert to fraction form
    121,784.22/182,674.14 = 46,920.60/x
  3. Step 3: Cross multiply
    121,784.22x = 182,674.14 × 46,920.60
  4. Step 4: Simplify right side
    121,784.22x = 8,571,180,253.28
  5. Step 5: Solve for x
    x = 8,571,180,253.28/121,784.22
  6. Step 6: Final answer
    x = 70,380.06

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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.