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Finding the Fourth Proportional to 11,594.95, 17,390.40 and 5,354.43

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Solution

The fourth proportional to 11,594.95, 17,390.40 and 5,354.43 is: 8,030.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,594.95 : 17,390.40 = 5,354.43 : x
  2. Step 2: Convert to fraction form
    11,594.95/17,390.40 = 5,354.43/x
  3. Step 3: Cross multiply
    11,594.95x = 17,390.40 × 5,354.43
  4. Step 4: Simplify right side
    11,594.95x = 93,115,679.47
  5. Step 5: Solve for x
    x = 93,115,679.47/11,594.95
  6. Step 6: Final answer
    x = 8,030.71

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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.