Home / 110,436.07-165,326.82-68,180.29

Finding the Fourth Proportional to 110,436.07, 165,326.82 and 68,180.29

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Solution

The fourth proportional to 110,436.07, 165,326.82 and 68,180.29 is: 102,068.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,436.07 : 165,326.82 = 68,180.29 : x
  2. Step 2: Convert to fraction form
    110,436.07/165,326.82 = 68,180.29/x
  3. Step 3: Cross multiply
    110,436.07x = 165,326.82 × 68,180.29
  4. Step 4: Simplify right side
    110,436.07x = 11,272,030,532.38
  5. Step 5: Solve for x
    x = 11,272,030,532.38/110,436.07
  6. Step 6: Final answer
    x = 102,068.38

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1.5x scale

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.