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Finding the Fourth Proportional to 17,038.71, 23,515.63 and 9,773.64

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Solution

The fourth proportional to 17,038.71, 23,515.63 and 9,773.64 is: 13,488.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,038.71 : 23,515.63 = 9,773.64 : x
  2. Step 2: Convert to fraction form
    17,038.71/23,515.63 = 9,773.64/x
  3. Step 3: Cross multiply
    17,038.71x = 23,515.63 × 9,773.64
  4. Step 4: Simplify right side
    17,038.71x = 229,833,235.95
  5. Step 5: Solve for x
    x = 229,833,235.95/17,038.71
  6. Step 6: Final answer
    x = 13,488.89

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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.