Home / 217,818.10-326,577.30-110,995.30

Finding the Fourth Proportional to 217,818.10, 326,577.30 and 110,995.30

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Solution

The fourth proportional to 217,818.10, 326,577.30 and 110,995.30 is: 166,416.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,818.10 : 326,577.30 = 110,995.30 : x
  2. Step 2: Convert to fraction form
    217,818.10/326,577.30 = 110,995.30/x
  3. Step 3: Cross multiply
    217,818.10x = 326,577.30 × 110,995.30
  4. Step 4: Simplify right side
    217,818.10x = 36,248,545,386.69
  5. Step 5: Solve for x
    x = 36,248,545,386.69/217,818.10
  6. Step 6: Final answer
    x = 166,416.59

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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.