Home / 272,957.91-376,678.08-152,104.29

Finding the Fourth Proportional to 272,957.91, 376,678.08 and 152,104.29

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Solution

The fourth proportional to 272,957.91, 376,678.08 and 152,104.29 is: 209,901.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,957.91 : 376,678.08 = 152,104.29 : x
  2. Step 2: Convert to fraction form
    272,957.91/376,678.08 = 152,104.29/x
  3. Step 3: Cross multiply
    272,957.91x = 376,678.08 × 152,104.29
  4. Step 4: Simplify right side
    272,957.91x = 57,294,351,916.96
  5. Step 5: Solve for x
    x = 57,294,351,916.96/272,957.91
  6. Step 6: Final answer
    x = 209,901.78

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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.