Home / 231,085.40-346,479.68-96,242.96

Finding the Fourth Proportional to 231,085.40, 346,479.68 and 96,242.96

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Solution

The fourth proportional to 231,085.40, 346,479.68 and 96,242.96 is: 144,302.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,085.40 : 346,479.68 = 96,242.96 : x
  2. Step 2: Convert to fraction form
    231,085.40/346,479.68 = 96,242.96/x
  3. Step 3: Cross multiply
    231,085.40x = 346,479.68 × 96,242.96
  4. Step 4: Simplify right side
    231,085.40x = 33,346,231,089.86
  5. Step 5: Solve for x
    x = 33,346,231,089.86/231,085.40
  6. Step 6: Final answer
    x = 144,302.63

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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.