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Finding the Fourth Proportional to 39,573.72, 59,373 and 17,405.73

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Solution

The fourth proportional to 39,573.72, 59,373 and 17,405.73 is: 26,114.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,573.72 : 59,373 = 17,405.73 : x
  2. Step 2: Convert to fraction form
    39,573.72/59,373 = 17,405.73/x
  3. Step 3: Cross multiply
    39,573.72x = 59,373 × 17,405.73
  4. Step 4: Simplify right side
    39,573.72x = 1,033,430,407.29
  5. Step 5: Solve for x
    x = 1,033,430,407.29/39,573.72
  6. Step 6: Final answer
    x = 26,114.06

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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.