Home / 161,808.14-242,821.55-56,628.02

Finding the Fourth Proportional to 161,808.14, 242,821.55 and 56,628.02

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Solution

The fourth proportional to 161,808.14, 242,821.55 and 56,628.02 is: 84,980.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,808.14 : 242,821.55 = 56,628.02 : x
  2. Step 2: Convert to fraction form
    161,808.14/242,821.55 = 56,628.02/x
  3. Step 3: Cross multiply
    161,808.14x = 242,821.55 × 56,628.02
  4. Step 4: Simplify right side
    161,808.14x = 13,750,503,589.83
  5. Step 5: Solve for x
    x = 13,750,503,589.83/161,808.14
  6. Step 6: Final answer
    x = 84,980.30

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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.