Home / 64,120.73-96,186.56-16,742.10

Finding the Fourth Proportional to 64,120.73, 96,186.56 and 16,742.10

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Solution

The fourth proportional to 64,120.73, 96,186.56 and 16,742.10 is: 25,114.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,120.73 : 96,186.56 = 16,742.10 : x
  2. Step 2: Convert to fraction form
    64,120.73/96,186.56 = 16,742.10/x
  3. Step 3: Cross multiply
    64,120.73x = 96,186.56 × 16,742.10
  4. Step 4: Simplify right side
    64,120.73x = 1,610,365,006.18
  5. Step 5: Solve for x
    x = 1,610,365,006.18/64,120.73
  6. Step 6: Final answer
    x = 25,114.58

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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.