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Finding the Fourth Proportional to 17,541.76, 26,312.64 and 7,016.52

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Solution

The fourth proportional to 17,541.76, 26,312.64 and 7,016.52 is: 10,524.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,541.76 : 26,312.64 = 7,016.52 : x
  2. Step 2: Convert to fraction form
    17,541.76/26,312.64 = 7,016.52/x
  3. Step 3: Cross multiply
    17,541.76x = 26,312.64 × 7,016.52
  4. Step 4: Simplify right side
    17,541.76x = 184,623,164.81
  5. Step 5: Solve for x
    x = 184,623,164.81/17,541.76
  6. Step 6: Final answer
    x = 10,524.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.