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Finding the Fourth Proportional to 169,884.24, 253,740.03 and 153,849.90

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Solution

The fourth proportional to 169,884.24, 253,740.03 and 153,849.90 is: 229,791.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,884.24 : 253,740.03 = 153,849.90 : x
  2. Step 2: Convert to fraction form
    169,884.24/253,740.03 = 153,849.90/x
  3. Step 3: Cross multiply
    169,884.24x = 253,740.03 × 153,849.90
  4. Step 4: Simplify right side
    169,884.24x = 39,037,878,241.50
  5. Step 5: Solve for x
    x = 39,037,878,241.50/169,884.24
  6. Step 6: Final answer
    x = 229,791.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.