Home / 68,206.74-94,125.48-39,531.96

Finding the Fourth Proportional to 68,206.74, 94,125.48 and 39,531.96

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Solution

The fourth proportional to 68,206.74, 94,125.48 and 39,531.96 is: 54,554.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,206.74 : 94,125.48 = 39,531.96 : x
  2. Step 2: Convert to fraction form
    68,206.74/94,125.48 = 39,531.96/x
  3. Step 3: Cross multiply
    68,206.74x = 94,125.48 × 39,531.96
  4. Step 4: Simplify right side
    68,206.74x = 3,720,964,710.34
  5. Step 5: Solve for x
    x = 3,720,964,710.34/68,206.74
  6. Step 6: Final answer
    x = 54,554.21

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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.