Home / 68,675.32-94,763.93-40,001.26

Finding the Fourth Proportional to 68,675.32, 94,763.93 and 40,001.26

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Solution

The fourth proportional to 68,675.32, 94,763.93 and 40,001.26 is: 55,197.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,675.32 : 94,763.93 = 40,001.26 : x
  2. Step 2: Convert to fraction form
    68,675.32/94,763.93 = 40,001.26/x
  3. Step 3: Cross multiply
    68,675.32x = 94,763.93 × 40,001.26
  4. Step 4: Simplify right side
    68,675.32x = 3,790,676,602.55
  5. Step 5: Solve for x
    x = 3,790,676,602.55/68,675.32
  6. Step 6: Final answer
    x = 55,197.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.