Home / 107,249.65-148,001.69-58,851.43

Finding the Fourth Proportional to 107,249.65, 148,001.69 and 58,851.43

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Solution

The fourth proportional to 107,249.65, 148,001.69 and 58,851.43 is: 81,213.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,249.65 : 148,001.69 = 58,851.43 : x
  2. Step 2: Convert to fraction form
    107,249.65/148,001.69 = 58,851.43/x
  3. Step 3: Cross multiply
    107,249.65x = 148,001.69 × 58,851.43
  4. Step 4: Simplify right side
    107,249.65x = 8,710,110,958.80
  5. Step 5: Solve for x
    x = 8,710,110,958.80/107,249.65
  6. Step 6: Final answer
    x = 81,213.42

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1.5x scale

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.