Home / 68,784.32-94,927.25-38,167.45

Finding the Fourth Proportional to 68,784.32, 94,927.25 and 38,167.45

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Solution

The fourth proportional to 68,784.32, 94,927.25 and 38,167.45 is: 52,673.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,784.32 : 94,927.25 = 38,167.45 : x
  2. Step 2: Convert to fraction form
    68,784.32/94,927.25 = 38,167.45/x
  3. Step 3: Cross multiply
    68,784.32x = 94,927.25 × 38,167.45
  4. Step 4: Simplify right side
    68,784.32x = 3,623,130,926.11
  5. Step 5: Solve for x
    x = 3,623,130,926.11/68,784.32
  6. Step 6: Final answer
    x = 52,673.79

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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.