Home / 109,440.27-164,080.64-73,813.13

Finding the Fourth Proportional to 109,440.27, 164,080.64 and 73,813.13

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Solution

The fourth proportional to 109,440.27, 164,080.64 and 73,813.13 is: 110,665.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,440.27 : 164,080.64 = 73,813.13 : x
  2. Step 2: Convert to fraction form
    109,440.27/164,080.64 = 73,813.13/x
  3. Step 3: Cross multiply
    109,440.27x = 164,080.64 × 73,813.13
  4. Step 4: Simplify right side
    109,440.27x = 12,111,304,421.33
  5. Step 5: Solve for x
    x = 12,111,304,421.33/109,440.27
  6. Step 6: Final answer
    x = 110,665.89

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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.