Home / 181,000.10-271,587.80-74,462.79

Finding the Fourth Proportional to 181,000.10, 271,587.80 and 74,462.79

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Solution

The fourth proportional to 181,000.10, 271,587.80 and 74,462.79 is: 111,730.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,000.10 : 271,587.80 = 74,462.79 : x
  2. Step 2: Convert to fraction form
    181,000.10/271,587.80 = 74,462.79/x
  3. Step 3: Cross multiply
    181,000.10x = 271,587.80 × 74,462.79
  4. Step 4: Simplify right side
    181,000.10x = 20,223,184,638.99
  5. Step 5: Solve for x
    x = 20,223,184,638.99/181,000.10
  6. Step 6: Final answer
    x = 111,730.24

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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.