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Finding the Fourth Proportional to 27,548.60, 38,016.60 and 14,973.32

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Solution

The fourth proportional to 27,548.60, 38,016.60 and 14,973.32 is: 20,662.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,548.60 : 38,016.60 = 14,973.32 : x
  2. Step 2: Convert to fraction form
    27,548.60/38,016.60 = 14,973.32/x
  3. Step 3: Cross multiply
    27,548.60x = 38,016.60 × 14,973.32
  4. Step 4: Simplify right side
    27,548.60x = 569,234,717.11
  5. Step 5: Solve for x
    x = 569,234,717.11/27,548.60
  6. Step 6: Final answer
    x = 20,662.93

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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.