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Finding the Fourth Proportional to 17,381.54, 26,060.70 and 8,953.50

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Solution

The fourth proportional to 17,381.54, 26,060.70 and 8,953.50 is: 13,424.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,381.54 : 26,060.70 = 8,953.50 : x
  2. Step 2: Convert to fraction form
    17,381.54/26,060.70 = 8,953.50/x
  3. Step 3: Cross multiply
    17,381.54x = 26,060.70 × 8,953.50
  4. Step 4: Simplify right side
    17,381.54x = 233,334,477.45
  5. Step 5: Solve for x
    x = 233,334,477.45/17,381.54
  6. Step 6: Final answer
    x = 13,424.27

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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.