Home / 168,929.83-252,889.93-102,168.01

Finding the Fourth Proportional to 168,929.83, 252,889.93 and 102,168.01

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Solution

The fourth proportional to 168,929.83, 252,889.93 and 102,168.01 is: 152,946.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,929.83 : 252,889.93 = 102,168.01 : x
  2. Step 2: Convert to fraction form
    168,929.83/252,889.93 = 102,168.01/x
  3. Step 3: Cross multiply
    168,929.83x = 252,889.93 × 102,168.01
  4. Step 4: Simplify right side
    168,929.83x = 25,837,260,897.14
  5. Step 5: Solve for x
    x = 25,837,260,897.14/168,929.83
  6. Step 6: Final answer
    x = 152,946.71

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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.