Home / 55,347.48-76,379.76-30,197.52

Finding the Fourth Proportional to 55,347.48, 76,379.76 and 30,197.52

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Solution

The fourth proportional to 55,347.48, 76,379.76 and 30,197.52 is: 41,672.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,347.48 : 76,379.76 = 30,197.52 : x
  2. Step 2: Convert to fraction form
    55,347.48/76,379.76 = 30,197.52/x
  3. Step 3: Cross multiply
    55,347.48x = 76,379.76 × 30,197.52
  4. Step 4: Simplify right side
    55,347.48x = 2,306,479,330.20
  5. Step 5: Solve for x
    x = 2,306,479,330.20/55,347.48
  6. Step 6: Final answer
    x = 41,672.71

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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.