Home / 74,771.15-103,180.54-44,555.79

Finding the Fourth Proportional to 74,771.15, 103,180.54 and 44,555.79

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Solution

The fourth proportional to 74,771.15, 103,180.54 and 44,555.79 is: 61,484.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,771.15 : 103,180.54 = 44,555.79 : x
  2. Step 2: Convert to fraction form
    74,771.15/103,180.54 = 44,555.79/x
  3. Step 3: Cross multiply
    74,771.15x = 103,180.54 × 44,555.79
  4. Step 4: Simplify right side
    74,771.15x = 4,597,290,831.41
  5. Step 5: Solve for x
    x = 4,597,290,831.41/74,771.15
  6. Step 6: Final answer
    x = 61,484.83

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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.