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Finding the Fourth Proportional to 176,871.60, 264,918.60 and 153,543.60

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Solution

The fourth proportional to 176,871.60, 264,918.60 and 153,543.60 is: 229,977.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,871.60 : 264,918.60 = 153,543.60 : x
  2. Step 2: Convert to fraction form
    176,871.60/264,918.60 = 153,543.60/x
  3. Step 3: Cross multiply
    176,871.60x = 264,918.60 × 153,543.60
  4. Step 4: Simplify right side
    176,871.60x = 40,676,555,550.96
  5. Step 5: Solve for x
    x = 40,676,555,550.96/176,871.60
  6. Step 6: Final answer
    x = 229,977.88

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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.