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Finding the Fourth Proportional to 12,559.46, 17,332.36 and 6,894.77

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Solution

The fourth proportional to 12,559.46, 17,332.36 and 6,894.77 is: 9,514.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,559.46 : 17,332.36 = 6,894.77 : x
  2. Step 2: Convert to fraction form
    12,559.46/17,332.36 = 6,894.77/x
  3. Step 3: Cross multiply
    12,559.46x = 17,332.36 × 6,894.77
  4. Step 4: Simplify right side
    12,559.46x = 119,502,531.86
  5. Step 5: Solve for x
    x = 119,502,531.86/12,559.46
  6. Step 6: Final answer
    x = 9,514.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.