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Finding the Fourth Proportional to 116,817.40, 174,966.90 and 46,660.60

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Solution

The fourth proportional to 116,817.40, 174,966.90 and 46,660.60 is: 69,887.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,817.40 : 174,966.90 = 46,660.60 : x
  2. Step 2: Convert to fraction form
    116,817.40/174,966.90 = 46,660.60/x
  3. Step 3: Cross multiply
    116,817.40x = 174,966.90 × 46,660.60
  4. Step 4: Simplify right side
    116,817.40x = 8,164,060,534.14
  5. Step 5: Solve for x
    x = 8,164,060,534.14/116,817.40
  6. Step 6: Final answer
    x = 69,887.37

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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.