Home / 217,271.10-325,906.65-146,768.70

Finding the Fourth Proportional to 217,271.10, 325,906.65 and 146,768.70

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Solution

The fourth proportional to 217,271.10, 325,906.65 and 146,768.70 is: 220,153.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,271.10 : 325,906.65 = 146,768.70 : x
  2. Step 2: Convert to fraction form
    217,271.10/325,906.65 = 146,768.70/x
  3. Step 3: Cross multiply
    217,271.10x = 325,906.65 × 146,768.70
  4. Step 4: Simplify right side
    217,271.10x = 47,832,895,341.86
  5. Step 5: Solve for x
    x = 47,832,895,341.86/217,271.10
  6. Step 6: Final answer
    x = 220,153.05

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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.