Home / 68,200.34-94,119.37-37,985.65

Finding the Fourth Proportional to 68,200.34, 94,119.37 and 37,985.65

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Solution

The fourth proportional to 68,200.34, 94,119.37 and 37,985.65 is: 52,421.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,200.34 : 94,119.37 = 37,985.65 : x
  2. Step 2: Convert to fraction form
    68,200.34/94,119.37 = 37,985.65/x
  3. Step 3: Cross multiply
    68,200.34x = 94,119.37 × 37,985.65
  4. Step 4: Simplify right side
    68,200.34x = 3,575,185,116.78
  5. Step 5: Solve for x
    x = 3,575,185,116.78/68,200.34
  6. Step 6: Final answer
    x = 52,421.81

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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.