Home / 38,742.84-58,114.26-27,078.84

Finding the Fourth Proportional to 38,742.84, 58,114.26 and 27,078.84

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Solution

The fourth proportional to 38,742.84, 58,114.26 and 27,078.84 is: 40,618.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,742.84 : 58,114.26 = 27,078.84 : x
  2. Step 2: Convert to fraction form
    38,742.84/58,114.26 = 27,078.84/x
  3. Step 3: Cross multiply
    38,742.84x = 58,114.26 × 27,078.84
  4. Step 4: Simplify right side
    38,742.84x = 1,573,666,748.26
  5. Step 5: Solve for x
    x = 1,573,666,748.26/38,742.84
  6. Step 6: Final answer
    x = 40,618.26

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.