Home / 67,623.68-93,189.12-48,725.12

Finding the Fourth Proportional to 67,623.68, 93,189.12 and 48,725.12

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Solution

The fourth proportional to 67,623.68, 93,189.12 and 48,725.12 is: 67,145.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,623.68 : 93,189.12 = 48,725.12 : x
  2. Step 2: Convert to fraction form
    67,623.68/93,189.12 = 48,725.12/x
  3. Step 3: Cross multiply
    67,623.68x = 93,189.12 × 48,725.12
  4. Step 4: Simplify right side
    67,623.68x = 4,540,651,054.69
  5. Step 5: Solve for x
    x = 4,540,651,054.69/67,623.68
  6. Step 6: Final answer
    x = 67,145.87

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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.