Home / 55,558.86-76,670.69-30,064.68

Finding the Fourth Proportional to 55,558.86, 76,670.69 and 30,064.68

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Solution

The fourth proportional to 55,558.86, 76,670.69 and 30,064.68 is: 41,488.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,558.86 : 76,670.69 = 30,064.68 : x
  2. Step 2: Convert to fraction form
    55,558.86/76,670.69 = 30,064.68/x
  3. Step 3: Cross multiply
    55,558.86x = 76,670.69 × 30,064.68
  4. Step 4: Simplify right side
    55,558.86x = 2,305,079,609.91
  5. Step 5: Solve for x
    x = 2,305,079,609.91/55,558.86
  6. Step 6: Final answer
    x = 41,488.97

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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.