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Finding the Fourth Proportional to 37,695.75, 56,569.56 and 13,071.75

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Solution

The fourth proportional to 37,695.75, 56,569.56 and 13,071.75 is: 19,616.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,695.75 : 56,569.56 = 13,071.75 : x
  2. Step 2: Convert to fraction form
    37,695.75/56,569.56 = 13,071.75/x
  3. Step 3: Cross multiply
    37,695.75x = 56,569.56 × 13,071.75
  4. Step 4: Simplify right side
    37,695.75x = 739,463,145.93
  5. Step 5: Solve for x
    x = 739,463,145.93/37,695.75
  6. Step 6: Final answer
    x = 19,616.62

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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.