Home / 68,322.32-94,259.38-39,625.88

Finding the Fourth Proportional to 68,322.32, 94,259.38 and 39,625.88

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Solution

The fourth proportional to 68,322.32, 94,259.38 and 39,625.88 is: 54,668.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,322.32 : 94,259.38 = 39,625.88 : x
  2. Step 2: Convert to fraction form
    68,322.32/94,259.38 = 39,625.88/x
  3. Step 3: Cross multiply
    68,322.32x = 94,259.38 × 39,625.88
  4. Step 4: Simplify right side
    68,322.32x = 3,735,111,096.42
  5. Step 5: Solve for x
    x = 3,735,111,096.42/68,322.32
  6. Step 6: Final answer
    x = 54,668.98

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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.