Home / 55,524.48-76,575.34-39,359.81

Finding the Fourth Proportional to 55,524.48, 76,575.34 and 39,359.81

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Solution

The fourth proportional to 55,524.48, 76,575.34 and 39,359.81 is: 54,282.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,524.48 : 76,575.34 = 39,359.81 : x
  2. Step 2: Convert to fraction form
    55,524.48/76,575.34 = 39,359.81/x
  3. Step 3: Cross multiply
    55,524.48x = 76,575.34 × 39,359.81
  4. Step 4: Simplify right side
    55,524.48x = 3,013,990,833.09
  5. Step 5: Solve for x
    x = 3,013,990,833.09/55,524.48
  6. Step 6: Final answer
    x = 54,282.20

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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.