Home / 629,985.30-944,981.73-156,670.68

Finding the Fourth Proportional to 629,985.30, 944,981.73 and 156,670.68

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Solution

The fourth proportional to 629,985.30, 944,981.73 and 156,670.68 is: 235,006.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,985.30 : 944,981.73 = 156,670.68 : x
  2. Step 2: Convert to fraction form
    629,985.30/944,981.73 = 156,670.68/x
  3. Step 3: Cross multiply
    629,985.30x = 944,981.73 × 156,670.68
  4. Step 4: Simplify right side
    629,985.30x = 148,050,930,226.68
  5. Step 5: Solve for x
    x = 148,050,930,226.68/629,985.30
  6. Step 6: Final answer
    x = 235,006.96

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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.