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Finding the Fourth Proportional to 180,059.63, 248,481.27 and 99,487.17

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Solution

The fourth proportional to 180,059.63, 248,481.27 and 99,487.17 is: 137,291.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,059.63 : 248,481.27 = 99,487.17 : x
  2. Step 2: Convert to fraction form
    180,059.63/248,481.27 = 99,487.17/x
  3. Step 3: Cross multiply
    180,059.63x = 248,481.27 × 99,487.17
  4. Step 4: Simplify right side
    180,059.63x = 24,720,698,350.31
  5. Step 5: Solve for x
    x = 24,720,698,350.31/180,059.63
  6. Step 6: Final answer
    x = 137,291.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.