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Finding the Fourth Proportional to 115,980.55, 173,887.80 and 44,842.30

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Solution

The fourth proportional to 115,980.55, 173,887.80 and 44,842.30 is: 67,231.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,980.55 : 173,887.80 = 44,842.30 : x
  2. Step 2: Convert to fraction form
    115,980.55/173,887.80 = 44,842.30/x
  3. Step 3: Cross multiply
    115,980.55x = 173,887.80 × 44,842.30
  4. Step 4: Simplify right side
    115,980.55x = 7,797,528,893.94
  5. Step 5: Solve for x
    x = 7,797,528,893.94/115,980.55
  6. Step 6: Final answer
    x = 67,231.35

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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.