Home / 181,108.30-271,650.30-47,985.70

Finding the Fourth Proportional to 181,108.30, 271,650.30 and 47,985.70

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Solution

The fourth proportional to 181,108.30, 271,650.30 and 47,985.70 is: 71,975.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,108.30 : 271,650.30 = 47,985.70 : x
  2. Step 2: Convert to fraction form
    181,108.30/271,650.30 = 47,985.70/x
  3. Step 3: Cross multiply
    181,108.30x = 271,650.30 × 47,985.70
  4. Step 4: Simplify right side
    181,108.30x = 13,035,329,800.71
  5. Step 5: Solve for x
    x = 13,035,329,800.71/181,108.30
  6. Step 6: Final answer
    x = 71,975.33

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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.