Home / 149,804.10-224,738.55-49,947.30

Finding the Fourth Proportional to 149,804.10, 224,738.55 and 49,947.30

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Solution

The fourth proportional to 149,804.10, 224,738.55 and 49,947.30 is: 74,931.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,804.10 : 224,738.55 = 49,947.30 : x
  2. Step 2: Convert to fraction form
    149,804.10/224,738.55 = 49,947.30/x
  3. Step 3: Cross multiply
    149,804.10x = 224,738.55 × 49,947.30
  4. Step 4: Simplify right side
    149,804.10x = 11,225,083,778.42
  5. Step 5: Solve for x
    x = 11,225,083,778.42/149,804.10
  6. Step 6: Final answer
    x = 74,931.75

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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.