Home / 82,518.28-123,783.96-23,354.32

Finding the Fourth Proportional to 82,518.28, 123,783.96 and 23,354.32

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Solution

The fourth proportional to 82,518.28, 123,783.96 and 23,354.32 is: 35,033.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,518.28 : 123,783.96 = 23,354.32 : x
  2. Step 2: Convert to fraction form
    82,518.28/123,783.96 = 23,354.32/x
  3. Step 3: Cross multiply
    82,518.28x = 123,783.96 × 23,354.32
  4. Step 4: Simplify right side
    82,518.28x = 2,890,890,212.71
  5. Step 5: Solve for x
    x = 2,890,890,212.71/82,518.28
  6. Step 6: Final answer
    x = 35,033.33

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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.