Home / 107,514.86-148,389.90-62,186.54

Finding the Fourth Proportional to 107,514.86, 148,389.90 and 62,186.54

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Solution

The fourth proportional to 107,514.86, 148,389.90 and 62,186.54 is: 85,828.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,514.86 : 148,389.90 = 62,186.54 : x
  2. Step 2: Convert to fraction form
    107,514.86/148,389.90 = 62,186.54/x
  3. Step 3: Cross multiply
    107,514.86x = 148,389.90 × 62,186.54
  4. Step 4: Simplify right side
    107,514.86x = 9,227,854,451.95
  5. Step 5: Solve for x
    x = 9,227,854,451.95/107,514.86
  6. Step 6: Final answer
    x = 85,828.64

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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.