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Finding the Fourth Proportional to 116,667.39, 174,858.90 and 60,476.54

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Solution

The fourth proportional to 116,667.39, 174,858.90 and 60,476.54 is: 90,641.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,667.39 : 174,858.90 = 60,476.54 : x
  2. Step 2: Convert to fraction form
    116,667.39/174,858.90 = 60,476.54/x
  3. Step 3: Cross multiply
    116,667.39x = 174,858.90 × 60,476.54
  4. Step 4: Simplify right side
    116,667.39x = 10,574,860,385.91
  5. Step 5: Solve for x
    x = 10,574,860,385.91/116,667.39
  6. Step 6: Final answer
    x = 90,641.10

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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.