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Finding the Fourth Proportional to 17,060.16, 25,568.68 and 9,143

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Solution

The fourth proportional to 17,060.16, 25,568.68 and 9,143 is: 13,702.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,060.16 : 25,568.68 = 9,143 : x
  2. Step 2: Convert to fraction form
    17,060.16/25,568.68 = 9,143/x
  3. Step 3: Cross multiply
    17,060.16x = 25,568.68 × 9,143
  4. Step 4: Simplify right side
    17,060.16x = 233,774,441.24
  5. Step 5: Solve for x
    x = 233,774,441.24/17,060.16
  6. Step 6: Final answer
    x = 13,702.95

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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.