Home / 217,327.02-325,910.70-75,135.84

Finding the Fourth Proportional to 217,327.02, 325,910.70 and 75,135.84

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Solution

The fourth proportional to 217,327.02, 325,910.70 and 75,135.84 is: 112,676.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,327.02 : 325,910.70 = 75,135.84 : x
  2. Step 2: Convert to fraction form
    217,327.02/325,910.70 = 75,135.84/x
  3. Step 3: Cross multiply
    217,327.02x = 325,910.70 × 75,135.84
  4. Step 4: Simplify right side
    217,327.02x = 24,487,574,209.49
  5. Step 5: Solve for x
    x = 24,487,574,209.49/217,327.02
  6. Step 6: Final answer
    x = 112,676.16

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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.