Home / 74,629.15-111,873.35-37,153.76

Finding the Fourth Proportional to 74,629.15, 111,873.35 and 37,153.76

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Solution

The fourth proportional to 74,629.15, 111,873.35 and 37,153.76 is: 55,695.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,629.15 : 111,873.35 = 37,153.76 : x
  2. Step 2: Convert to fraction form
    74,629.15/111,873.35 = 37,153.76/x
  3. Step 3: Cross multiply
    74,629.15x = 111,873.35 × 37,153.76
  4. Step 4: Simplify right side
    74,629.15x = 4,156,515,129.81
  5. Step 5: Solve for x
    x = 4,156,515,129.81/74,629.15
  6. Step 6: Final answer
    x = 55,695.60

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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.