Home / 84,370.68-126,590.94-36,961.25

Finding the Fourth Proportional to 84,370.68, 126,590.94 and 36,961.25

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Solution

The fourth proportional to 84,370.68, 126,590.94 and 36,961.25 is: 55,457.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,370.68 : 126,590.94 = 36,961.25 : x
  2. Step 2: Convert to fraction form
    84,370.68/126,590.94 = 36,961.25/x
  3. Step 3: Cross multiply
    84,370.68x = 126,590.94 × 36,961.25
  4. Step 4: Simplify right side
    84,370.68x = 4,678,958,748.12
  5. Step 5: Solve for x
    x = 4,678,958,748.12/84,370.68
  6. Step 6: Final answer
    x = 55,457.17

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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.