Home / 205,780.10-308,524.35-93,514.10

Finding the Fourth Proportional to 205,780.10, 308,524.35 and 93,514.10

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Solution

The fourth proportional to 205,780.10, 308,524.35 and 93,514.10 is: 140,204.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,780.10 : 308,524.35 = 93,514.10 : x
  2. Step 2: Convert to fraction form
    205,780.10/308,524.35 = 93,514.10/x
  3. Step 3: Cross multiply
    205,780.10x = 308,524.35 × 93,514.10
  4. Step 4: Simplify right side
    205,780.10x = 28,851,376,918.34
  5. Step 5: Solve for x
    x = 28,851,376,918.34/205,780.10
  6. Step 6: Final answer
    x = 140,204.89

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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.