Home / 75,086.32-103,618.52-41,554.16

Finding the Fourth Proportional to 75,086.32, 103,618.52 and 41,554.16

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Solution

The fourth proportional to 75,086.32, 103,618.52 and 41,554.16 is: 57,344.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,086.32 : 103,618.52 = 41,554.16 : x
  2. Step 2: Convert to fraction form
    75,086.32/103,618.52 = 41,554.16/x
  3. Step 3: Cross multiply
    75,086.32x = 103,618.52 × 41,554.16
  4. Step 4: Simplify right side
    75,086.32x = 4,305,780,559.04
  5. Step 5: Solve for x
    x = 4,305,780,559.04/75,086.32
  6. Step 6: Final answer
    x = 57,344.41

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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.