Home / 48,911.68-67,500.56-27,689.60

Finding the Fourth Proportional to 48,911.68, 67,500.56 and 27,689.60

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Solution

The fourth proportional to 48,911.68, 67,500.56 and 27,689.60 is: 38,213.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,911.68 : 67,500.56 = 27,689.60 : x
  2. Step 2: Convert to fraction form
    48,911.68/67,500.56 = 27,689.60/x
  3. Step 3: Cross multiply
    48,911.68x = 67,500.56 × 27,689.60
  4. Step 4: Simplify right side
    48,911.68x = 1,869,063,506.18
  5. Step 5: Solve for x
    x = 1,869,063,506.18/48,911.68
  6. Step 6: Final answer
    x = 38,213.03

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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.