Home / 74,620.86-111,958.02-37,177.59

Finding the Fourth Proportional to 74,620.86, 111,958.02 and 37,177.59

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Solution

The fourth proportional to 74,620.86, 111,958.02 and 37,177.59 is: 55,779.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,620.86 : 111,958.02 = 37,177.59 : x
  2. Step 2: Convert to fraction form
    74,620.86/111,958.02 = 37,177.59/x
  3. Step 3: Cross multiply
    74,620.86x = 111,958.02 × 37,177.59
  4. Step 4: Simplify right side
    74,620.86x = 4,162,329,364.77
  5. Step 5: Solve for x
    x = 4,162,329,364.77/74,620.86
  6. Step 6: Final answer
    x = 55,779.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.