Home / 181,479.10-271,890.60-155,235.10

Finding the Fourth Proportional to 181,479.10, 271,890.60 and 155,235.10

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Solution

The fourth proportional to 181,479.10, 271,890.60 and 155,235.10 is: 232,572.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,479.10 : 271,890.60 = 155,235.10 : x
  2. Step 2: Convert to fraction form
    181,479.10/271,890.60 = 155,235.10/x
  3. Step 3: Cross multiply
    181,479.10x = 271,890.60 × 155,235.10
  4. Step 4: Simplify right side
    181,479.10x = 42,206,964,480.06
  5. Step 5: Solve for x
    x = 42,206,964,480.06/181,479.10
  6. Step 6: Final answer
    x = 232,572.04

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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.