Home / 85,242.30-127,863.45-37,846.26

Finding the Fourth Proportional to 85,242.30, 127,863.45 and 37,846.26

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Solution

The fourth proportional to 85,242.30, 127,863.45 and 37,846.26 is: 56,769.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,242.30 : 127,863.45 = 37,846.26 : x
  2. Step 2: Convert to fraction form
    85,242.30/127,863.45 = 37,846.26/x
  3. Step 3: Cross multiply
    85,242.30x = 127,863.45 × 37,846.26
  4. Step 4: Simplify right side
    85,242.30x = 4,839,153,373.20
  5. Step 5: Solve for x
    x = 4,839,153,373.20/85,242.30
  6. Step 6: Final answer
    x = 56,769.39

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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.