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Finding the Fourth Proportional to 116,431.71, 174,679.71 and 46,360.23

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Solution

The fourth proportional to 116,431.71, 174,679.71 and 46,360.23 is: 69,553.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,431.71 : 174,679.71 = 46,360.23 : x
  2. Step 2: Convert to fraction form
    116,431.71/174,679.71 = 46,360.23/x
  3. Step 3: Cross multiply
    116,431.71x = 174,679.71 × 46,360.23
  4. Step 4: Simplify right side
    116,431.71x = 8,098,191,531.93
  5. Step 5: Solve for x
    x = 8,098,191,531.93/116,431.71
  6. Step 6: Final answer
    x = 69,553.14

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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.