Home / 67,143.09-92,658.25-36,928.91

Finding the Fourth Proportional to 67,143.09, 92,658.25 and 36,928.91

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Solution

The fourth proportional to 67,143.09, 92,658.25 and 36,928.91 is: 50,962.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,143.09 : 92,658.25 = 36,928.91 : x
  2. Step 2: Convert to fraction form
    67,143.09/92,658.25 = 36,928.91/x
  3. Step 3: Cross multiply
    67,143.09x = 92,658.25 × 36,928.91
  4. Step 4: Simplify right side
    67,143.09x = 3,421,768,245.09
  5. Step 5: Solve for x
    x = 3,421,768,245.09/67,143.09
  6. Step 6: Final answer
    x = 50,962.33

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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.