Home / 68,569.28-102,783.60-33,465.68

Finding the Fourth Proportional to 68,569.28, 102,783.60 and 33,465.68

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Solution

The fourth proportional to 68,569.28, 102,783.60 and 33,465.68 is: 50,164.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,569.28 : 102,783.60 = 33,465.68 : x
  2. Step 2: Convert to fraction form
    68,569.28/102,783.60 = 33,465.68/x
  3. Step 3: Cross multiply
    68,569.28x = 102,783.60 × 33,465.68
  4. Step 4: Simplify right side
    68,569.28x = 3,439,723,066.85
  5. Step 5: Solve for x
    x = 3,439,723,066.85/68,569.28
  6. Step 6: Final answer
    x = 50,164.20

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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.