Home / 82,800.96-114,280.23-48,807.43

Finding the Fourth Proportional to 82,800.96, 114,280.23 and 48,807.43

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Solution

The fourth proportional to 82,800.96, 114,280.23 and 48,807.43 is: 67,363.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,800.96 : 114,280.23 = 48,807.43 : x
  2. Step 2: Convert to fraction form
    82,800.96/114,280.23 = 48,807.43/x
  3. Step 3: Cross multiply
    82,800.96x = 114,280.23 × 48,807.43
  4. Step 4: Simplify right side
    82,800.96x = 5,577,724,326.11
  5. Step 5: Solve for x
    x = 5,577,724,326.11/82,800.96
  6. Step 6: Final answer
    x = 67,363.04

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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.