Home / 68,486.55-94,513.45-38,271.94

Finding the Fourth Proportional to 68,486.55, 94,513.45 and 38,271.94

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Solution

The fourth proportional to 68,486.55, 94,513.45 and 38,271.94 is: 52,816.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,486.55 : 94,513.45 = 38,271.94 : x
  2. Step 2: Convert to fraction form
    68,486.55/94,513.45 = 38,271.94/x
  3. Step 3: Cross multiply
    68,486.55x = 94,513.45 × 38,271.94
  4. Step 4: Simplify right side
    68,486.55x = 3,617,212,615.03
  5. Step 5: Solve for x
    x = 3,617,212,615.03/68,486.55
  6. Step 6: Final answer
    x = 52,816.40

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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.