Home / 67,719.68-93,423.62-40,847.26

Finding the Fourth Proportional to 67,719.68, 93,423.62 and 40,847.26

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Solution

The fourth proportional to 67,719.68, 93,423.62 and 40,847.26 is: 56,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,719.68 : 93,423.62 = 40,847.26 : x
  2. Step 2: Convert to fraction form
    67,719.68/93,423.62 = 40,847.26/x
  3. Step 3: Cross multiply
    67,719.68x = 93,423.62 × 40,847.26
  4. Step 4: Simplify right side
    67,719.68x = 3,816,098,896.28
  5. Step 5: Solve for x
    x = 3,816,098,896.28/67,719.68
  6. Step 6: Final answer
    x = 56,351.40

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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.