Home / 82,212.44-113,451.98-45,913.50

Finding the Fourth Proportional to 82,212.44, 113,451.98 and 45,913.50

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Solution

The fourth proportional to 82,212.44, 113,451.98 and 45,913.50 is: 63,359.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,212.44 : 113,451.98 = 45,913.50 : x
  2. Step 2: Convert to fraction form
    82,212.44/113,451.98 = 45,913.50/x
  3. Step 3: Cross multiply
    82,212.44x = 113,451.98 × 45,913.50
  4. Step 4: Simplify right side
    82,212.44x = 5,208,977,254.16
  5. Step 5: Solve for x
    x = 5,208,977,254.16/82,212.44
  6. Step 6: Final answer
    x = 63,359.97

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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.