Home / 181,354.40-272,031.20-48,234.68

Finding the Fourth Proportional to 181,354.40, 272,031.20 and 48,234.68

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Solution

The fourth proportional to 181,354.40, 272,031.20 and 48,234.68 is: 72,351.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,354.40 : 272,031.20 = 48,234.68 : x
  2. Step 2: Convert to fraction form
    181,354.40/272,031.20 = 48,234.68/x
  3. Step 3: Cross multiply
    181,354.40x = 272,031.20 × 48,234.68
  4. Step 4: Simplify right side
    181,354.40x = 13,121,337,882.02
  5. Step 5: Solve for x
    x = 13,121,337,882.02/181,354.40
  6. Step 6: Final answer
    x = 72,351.91

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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.