Home / 67,160.64-92,660.04-43,245.12

Finding the Fourth Proportional to 67,160.64, 92,660.04 and 43,245.12

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Solution

The fourth proportional to 67,160.64, 92,660.04 and 43,245.12 is: 59,664.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,160.64 : 92,660.04 = 43,245.12 : x
  2. Step 2: Convert to fraction form
    67,160.64/92,660.04 = 43,245.12/x
  3. Step 3: Cross multiply
    67,160.64x = 92,660.04 × 43,245.12
  4. Step 4: Simplify right side
    67,160.64x = 4,007,094,549.00
  5. Step 5: Solve for x
    x = 4,007,094,549.00/67,160.64
  6. Step 6: Final answer
    x = 59,664.33

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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.