Home / 179,104.40-268,646.90-54,435.68

Finding the Fourth Proportional to 179,104.40, 268,646.90 and 54,435.68

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Solution

The fourth proportional to 179,104.40, 268,646.90 and 54,435.68 is: 81,650.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,104.40 : 268,646.90 = 54,435.68 : x
  2. Step 2: Convert to fraction form
    179,104.40/268,646.90 = 54,435.68/x
  3. Step 3: Cross multiply
    179,104.40x = 268,646.90 × 54,435.68
  4. Step 4: Simplify right side
    179,104.40x = 14,623,976,681.39
  5. Step 5: Solve for x
    x = 14,623,976,681.39/179,104.40
  6. Step 6: Final answer
    x = 81,650.57

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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.