Home / 164,190.90-245,929.92-100,818.66

Finding the Fourth Proportional to 164,190.90, 245,929.92 and 100,818.66

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Solution

The fourth proportional to 164,190.90, 245,929.92 and 100,818.66 is: 151,009.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,190.90 : 245,929.92 = 100,818.66 : x
  2. Step 2: Convert to fraction form
    164,190.90/245,929.92 = 100,818.66/x
  3. Step 3: Cross multiply
    164,190.90x = 245,929.92 × 100,818.66
  4. Step 4: Simplify right side
    164,190.90x = 24,794,324,988.31
  5. Step 5: Solve for x
    x = 24,794,324,988.31/164,190.90
  6. Step 6: Final answer
    x = 151,009.13

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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.