Home / 110,402.07-165,605.83-40,281.38

Finding the Fourth Proportional to 110,402.07, 165,605.83 and 40,281.38

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Solution

The fourth proportional to 110,402.07, 165,605.83 and 40,281.38 is: 60,423.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,402.07 : 165,605.83 = 40,281.38 : x
  2. Step 2: Convert to fraction form
    110,402.07/165,605.83 = 40,281.38/x
  3. Step 3: Cross multiply
    110,402.07x = 165,605.83 × 40,281.38
  4. Step 4: Simplify right side
    110,402.07x = 6,670,830,540.42
  5. Step 5: Solve for x
    x = 6,670,830,540.42/110,402.07
  6. Step 6: Final answer
    x = 60,423.06

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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.