Home / 110,044.47-165,044.09-69,505.63

Finding the Fourth Proportional to 110,044.47, 165,044.09 and 69,505.63

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Solution

The fourth proportional to 110,044.47, 165,044.09 and 69,505.63 is: 104,244.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,044.47 : 165,044.09 = 69,505.63 : x
  2. Step 2: Convert to fraction form
    110,044.47/165,044.09 = 69,505.63/x
  3. Step 3: Cross multiply
    110,044.47x = 165,044.09 × 69,505.63
  4. Step 4: Simplify right side
    110,044.47x = 11,471,493,214.38
  5. Step 5: Solve for x
    x = 11,471,493,214.38/110,044.47
  6. Step 6: Final answer
    x = 104,244.16

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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.