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Finding the Fourth Proportional to 116,980.55, 175,548.68 and 63,685.97

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Solution

The fourth proportional to 116,980.55, 175,548.68 and 63,685.97 is: 95,571.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,980.55 : 175,548.68 = 63,685.97 : x
  2. Step 2: Convert to fraction form
    116,980.55/175,548.68 = 63,685.97/x
  3. Step 3: Cross multiply
    116,980.55x = 175,548.68 × 63,685.97
  4. Step 4: Simplify right side
    116,980.55x = 11,179,987,968.02
  5. Step 5: Solve for x
    x = 11,179,987,968.02/116,980.55
  6. Step 6: Final answer
    x = 95,571.34

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1.5x scale

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.