Home / 247,814.74-371,909.07-114,788.34

Finding the Fourth Proportional to 247,814.74, 371,909.07 and 114,788.34

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Solution

The fourth proportional to 247,814.74, 371,909.07 and 114,788.34 is: 172,269.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,814.74 : 371,909.07 = 114,788.34 : x
  2. Step 2: Convert to fraction form
    247,814.74/371,909.07 = 114,788.34/x
  3. Step 3: Cross multiply
    247,814.74x = 371,909.07 × 114,788.34
  4. Step 4: Simplify right side
    247,814.74x = 42,690,824,776.24
  5. Step 5: Solve for x
    x = 42,690,824,776.24/247,814.74
  6. Step 6: Final answer
    x = 172,269.11

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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.