Home / 181,114.52-271,163.10-147,178.76

Finding the Fourth Proportional to 181,114.52, 271,163.10 and 147,178.76

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Solution

The fourth proportional to 181,114.52, 271,163.10 and 147,178.76 is: 220,354.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,114.52 : 271,163.10 = 147,178.76 : x
  2. Step 2: Convert to fraction form
    181,114.52/271,163.10 = 147,178.76/x
  3. Step 3: Cross multiply
    181,114.52x = 271,163.10 × 147,178.76
  4. Step 4: Simplify right side
    181,114.52x = 39,909,448,815.76
  5. Step 5: Solve for x
    x = 39,909,448,815.76/181,114.52
  6. Step 6: Final answer
    x = 220,354.77

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1.5x scale

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.