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Finding the Fourth Proportional to 31,109.40, 46,663.02 and 10,332.36

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Solution

The fourth proportional to 31,109.40, 46,663.02 and 10,332.36 is: 15,498.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,109.40 : 46,663.02 = 10,332.36 : x
  2. Step 2: Convert to fraction form
    31,109.40/46,663.02 = 10,332.36/x
  3. Step 3: Cross multiply
    31,109.40x = 46,663.02 × 10,332.36
  4. Step 4: Simplify right side
    31,109.40x = 482,139,121.33
  5. Step 5: Solve for x
    x = 482,139,121.33/31,109.40
  6. Step 6: Final answer
    x = 15,498.18

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.