Home / 151,436.50-227,010.09-56,640.98

Finding the Fourth Proportional to 151,436.50, 227,010.09 and 56,640.98

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Solution

The fourth proportional to 151,436.50, 227,010.09 and 56,640.98 is: 84,907.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,436.50 : 227,010.09 = 56,640.98 : x
  2. Step 2: Convert to fraction form
    151,436.50/227,010.09 = 56,640.98/x
  3. Step 3: Cross multiply
    151,436.50x = 227,010.09 × 56,640.98
  4. Step 4: Simplify right side
    151,436.50x = 12,858,073,967.49
  5. Step 5: Solve for x
    x = 12,858,073,967.49/151,436.50
  6. Step 6: Final answer
    x = 84,907.36

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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.