Home / 82,926.08-114,439.20-51,076.88

Finding the Fourth Proportional to 82,926.08, 114,439.20 and 51,076.88

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Solution

The fourth proportional to 82,926.08, 114,439.20 and 51,076.88 is: 70,486.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,926.08 : 114,439.20 = 51,076.88 : x
  2. Step 2: Convert to fraction form
    82,926.08/114,439.20 = 51,076.88/x
  3. Step 3: Cross multiply
    82,926.08x = 114,439.20 × 51,076.88
  4. Step 4: Simplify right side
    82,926.08x = 5,845,197,285.70
  5. Step 5: Solve for x
    x = 5,845,197,285.70/82,926.08
  6. Step 6: Final answer
    x = 70,486.84

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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.