Home / 273,287.47-377,137.23-152,436.59

Finding the Fourth Proportional to 273,287.47, 377,137.23 and 152,436.59

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Solution

The fourth proportional to 273,287.47, 377,137.23 and 152,436.59 is: 210,362.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,287.47 : 377,137.23 = 152,436.59 : x
  2. Step 2: Convert to fraction form
    273,287.47/377,137.23 = 152,436.59/x
  3. Step 3: Cross multiply
    273,287.47x = 377,137.23 × 152,436.59
  4. Step 4: Simplify right side
    273,287.47x = 57,489,510,655.38
  5. Step 5: Solve for x
    x = 57,489,510,655.38/273,287.47
  6. Step 6: Final answer
    x = 210,362.78

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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.