Home / 323,154.95-445,971.50-179,911.85

Finding the Fourth Proportional to 323,154.95, 445,971.50 and 179,911.85

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Solution

The fourth proportional to 323,154.95, 445,971.50 and 179,911.85 is: 248,288.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,154.95 : 445,971.50 = 179,911.85 : x
  2. Step 2: Convert to fraction form
    323,154.95/445,971.50 = 179,911.85/x
  3. Step 3: Cross multiply
    323,154.95x = 445,971.50 × 179,911.85
  4. Step 4: Simplify right side
    323,154.95x = 80,235,554,482.86
  5. Step 5: Solve for x
    x = 80,235,554,482.86/323,154.95
  6. Step 6: Final answer
    x = 248,288.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.