Home / 67,196.87-92,731.70-36,982.20

Finding the Fourth Proportional to 67,196.87, 92,731.70 and 36,982.20

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Solution

The fourth proportional to 67,196.87, 92,731.70 and 36,982.20 is: 51,035.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,196.87 : 92,731.70 = 36,982.20 : x
  2. Step 2: Convert to fraction form
    67,196.87/92,731.70 = 36,982.20/x
  3. Step 3: Cross multiply
    67,196.87x = 92,731.70 × 36,982.20
  4. Step 4: Simplify right side
    67,196.87x = 3,429,422,090.83
  5. Step 5: Solve for x
    x = 3,429,422,090.83/67,196.87
  6. Step 6: Final answer
    x = 51,035.45

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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.