Home / 68,570.06-94,635.45-38,357.06

Finding the Fourth Proportional to 68,570.06, 94,635.45 and 38,357.06

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Solution

The fourth proportional to 68,570.06, 94,635.45 and 38,357.06 is: 52,937.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,570.06 : 94,635.45 = 38,357.06 : x
  2. Step 2: Convert to fraction form
    68,570.06/94,635.45 = 38,357.06/x
  3. Step 3: Cross multiply
    68,570.06x = 94,635.45 × 38,357.06
  4. Step 4: Simplify right side
    68,570.06x = 3,629,937,160.60
  5. Step 5: Solve for x
    x = 3,629,937,160.60/68,570.06
  6. Step 6: Final answer
    x = 52,937.64

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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.