Home / 272,949.89-376,665.75-152,088.59

Finding the Fourth Proportional to 272,949.89, 376,665.75 and 152,088.59

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Solution

The fourth proportional to 272,949.89, 376,665.75 and 152,088.59 is: 209,879.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,949.89 : 376,665.75 = 152,088.59 : x
  2. Step 2: Convert to fraction form
    272,949.89/376,665.75 = 152,088.59/x
  3. Step 3: Cross multiply
    272,949.89x = 376,665.75 × 152,088.59
  4. Step 4: Simplify right side
    272,949.89x = 57,286,560,935.46
  5. Step 5: Solve for x
    x = 57,286,560,935.46/272,949.89
  6. Step 6: Final answer
    x = 209,879.41

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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.