Home / 190,505.33-285,929.30-101,834.63

Finding the Fourth Proportional to 190,505.33, 285,929.30 and 101,834.63

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Solution

The fourth proportional to 190,505.33, 285,929.30 and 101,834.63 is: 152,843.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,505.33 : 285,929.30 = 101,834.63 : x
  2. Step 2: Convert to fraction form
    190,505.33/285,929.30 = 101,834.63/x
  3. Step 3: Cross multiply
    190,505.33x = 285,929.30 × 101,834.63
  4. Step 4: Simplify right side
    190,505.33x = 29,117,503,707.86
  5. Step 5: Solve for x
    x = 29,117,503,707.86/190,505.33
  6. Step 6: Final answer
    x = 152,843.52

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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.