Home / 68,271.87-94,215.38-39,597.06

Finding the Fourth Proportional to 68,271.87, 94,215.38 and 39,597.06

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Solution

The fourth proportional to 68,271.87, 94,215.38 and 39,597.06 is: 54,644.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,271.87 : 94,215.38 = 39,597.06 : x
  2. Step 2: Convert to fraction form
    68,271.87/94,215.38 = 39,597.06/x
  3. Step 3: Cross multiply
    68,271.87x = 94,215.38 × 39,597.06
  4. Step 4: Simplify right side
    68,271.87x = 3,730,652,054.78
  5. Step 5: Solve for x
    x = 3,730,652,054.78/68,271.87
  6. Step 6: Final answer
    x = 54,644.06

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1.5x scale

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.