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Finding the Fourth Proportional to 267,736.51, 369,472.89 and 153,014.05

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Solution

The fourth proportional to 267,736.51, 369,472.89 and 153,014.05 is: 211,157.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,736.51 : 369,472.89 = 153,014.05 : x
  2. Step 2: Convert to fraction form
    267,736.51/369,472.89 = 153,014.05/x
  3. Step 3: Cross multiply
    267,736.51x = 369,472.89 × 153,014.05
  4. Step 4: Simplify right side
    267,736.51x = 56,534,543,264.10
  5. Step 5: Solve for x
    x = 56,534,543,264.10/267,736.51
  6. Step 6: Final answer
    x = 211,157.39

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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.