Home / 64,124.10-96,190.99-19,141.91

Finding the Fourth Proportional to 64,124.10, 96,190.99 and 19,141.91

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Solution

The fourth proportional to 64,124.10, 96,190.99 and 19,141.91 is: 28,714.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,124.10 : 96,190.99 = 19,141.91 : x
  2. Step 2: Convert to fraction form
    64,124.10/96,190.99 = 19,141.91/x
  3. Step 3: Cross multiply
    64,124.10x = 96,190.99 × 19,141.91
  4. Step 4: Simplify right side
    64,124.10x = 1,841,278,696.73
  5. Step 5: Solve for x
    x = 1,841,278,696.73/64,124.10
  6. Step 6: Final answer
    x = 28,714.30

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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.