Home / 68,798.42-94,936.28-38,172.50

Finding the Fourth Proportional to 68,798.42, 94,936.28 and 38,172.50

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Solution

The fourth proportional to 68,798.42, 94,936.28 and 38,172.50 is: 52,674.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,798.42 : 94,936.28 = 38,172.50 : x
  2. Step 2: Convert to fraction form
    68,798.42/94,936.28 = 38,172.50/x
  3. Step 3: Cross multiply
    68,798.42x = 94,936.28 × 38,172.50
  4. Step 4: Simplify right side
    68,798.42x = 3,623,955,148.30
  5. Step 5: Solve for x
    x = 3,623,955,148.30/68,798.42
  6. Step 6: Final answer
    x = 52,674.98

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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.