Home / 161,854.08-242,808.32-55,226.88

Finding the Fourth Proportional to 161,854.08, 242,808.32 and 55,226.88

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Solution

The fourth proportional to 161,854.08, 242,808.32 and 55,226.88 is: 82,849.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,854.08 : 242,808.32 = 55,226.88 : x
  2. Step 2: Convert to fraction form
    161,854.08/242,808.32 = 55,226.88/x
  3. Step 3: Cross multiply
    161,854.08x = 242,808.32 × 55,226.88
  4. Step 4: Simplify right side
    161,854.08x = 13,409,545,951.64
  5. Step 5: Solve for x
    x = 13,409,545,951.64/161,854.08
  6. Step 6: Final answer
    x = 82,849.60

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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.