Home / 165,510.08-248,262.24-40,851.20

Finding the Fourth Proportional to 165,510.08, 248,262.24 and 40,851.20

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Solution

The fourth proportional to 165,510.08, 248,262.24 and 40,851.20 is: 61,276.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,510.08 : 248,262.24 = 40,851.20 : x
  2. Step 2: Convert to fraction form
    165,510.08/248,262.24 = 40,851.20/x
  3. Step 3: Cross multiply
    165,510.08x = 248,262.24 × 40,851.20
  4. Step 4: Simplify right side
    165,510.08x = 10,141,810,418.69
  5. Step 5: Solve for x
    x = 10,141,810,418.69/165,510.08
  6. Step 6: Final answer
    x = 61,276.09

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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.