Home / 168,538.47-252,808.68-56,218.40

Finding the Fourth Proportional to 168,538.47, 252,808.68 and 56,218.40

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Solution

The fourth proportional to 168,538.47, 252,808.68 and 56,218.40 is: 84,327.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,538.47 : 252,808.68 = 56,218.40 : x
  2. Step 2: Convert to fraction form
    168,538.47/252,808.68 = 56,218.40/x
  3. Step 3: Cross multiply
    168,538.47x = 252,808.68 × 56,218.40
  4. Step 4: Simplify right side
    168,538.47x = 14,212,498,231.67
  5. Step 5: Solve for x
    x = 14,212,498,231.67/168,538.47
  6. Step 6: Final answer
    x = 84,327.92

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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.