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Finding the Fourth Proportional to 48,885.58, 67,461.51 and 27,664.30

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Solution

The fourth proportional to 48,885.58, 67,461.51 and 27,664.30 is: 38,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,885.58 : 67,461.51 = 27,664.30 : x
  2. Step 2: Convert to fraction form
    48,885.58/67,461.51 = 27,664.30/x
  3. Step 3: Cross multiply
    48,885.58x = 67,461.51 × 27,664.30
  4. Step 4: Simplify right side
    48,885.58x = 1,866,275,451.09
  5. Step 5: Solve for x
    x = 1,866,275,451.09/48,885.58
  6. Step 6: Final answer
    x = 38,176.40

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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.