Home / 234,421.70-323,501.45-126,994.37

Finding the Fourth Proportional to 234,421.70, 323,501.45 and 126,994.37

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Solution

The fourth proportional to 234,421.70, 323,501.45 and 126,994.37 is: 175,251.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,421.70 : 323,501.45 = 126,994.37 : x
  2. Step 2: Convert to fraction form
    234,421.70/323,501.45 = 126,994.37/x
  3. Step 3: Cross multiply
    234,421.70x = 323,501.45 × 126,994.37
  4. Step 4: Simplify right side
    234,421.70x = 41,082,860,584.36
  5. Step 5: Solve for x
    x = 41,082,860,584.36/234,421.70
  6. Step 6: Final answer
    x = 175,251.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.