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Finding the Fourth Proportional to 34,614.03, 47,768.76 and 19,507.32

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Solution

The fourth proportional to 34,614.03, 47,768.76 and 19,507.32 is: 26,920.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,614.03 : 47,768.76 = 19,507.32 : x
  2. Step 2: Convert to fraction form
    34,614.03/47,768.76 = 19,507.32/x
  3. Step 3: Cross multiply
    34,614.03x = 47,768.76 × 19,507.32
  4. Step 4: Simplify right side
    34,614.03x = 931,840,487.32
  5. Step 5: Solve for x
    x = 931,840,487.32/34,614.03
  6. Step 6: Final answer
    x = 26,920.89

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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.