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Finding the Fourth Proportional to 117,519.71, 175,889.75 and 107,014.01

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Solution

The fourth proportional to 117,519.71, 175,889.75 and 107,014.01 is: 160,166.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,519.71 : 175,889.75 = 107,014.01 : x
  2. Step 2: Convert to fraction form
    117,519.71/175,889.75 = 107,014.01/x
  3. Step 3: Cross multiply
    117,519.71x = 175,889.75 × 107,014.01
  4. Step 4: Simplify right side
    117,519.71x = 18,822,666,050.88
  5. Step 5: Solve for x
    x = 18,822,666,050.88/117,519.71
  6. Step 6: Final answer
    x = 160,166.04

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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.