Home / 165,218.32-247,827.84-40,559.68

Finding the Fourth Proportional to 165,218.32, 247,827.84 and 40,559.68

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Solution

The fourth proportional to 165,218.32, 247,827.84 and 40,559.68 is: 60,839.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,218.32 : 247,827.84 = 40,559.68 : x
  2. Step 2: Convert to fraction form
    165,218.32/247,827.84 = 40,559.68/x
  3. Step 3: Cross multiply
    165,218.32x = 247,827.84 × 40,559.68
  4. Step 4: Simplify right side
    165,218.32x = 10,051,817,885.49
  5. Step 5: Solve for x
    x = 10,051,817,885.49/165,218.32
  6. Step 6: Final answer
    x = 60,839.61

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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.