Home / 149,788.10-224,714.55-49,931.30

Finding the Fourth Proportional to 149,788.10, 224,714.55 and 49,931.30

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Solution

The fourth proportional to 149,788.10, 224,714.55 and 49,931.30 is: 74,907.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,788.10 : 224,714.55 = 49,931.30 : x
  2. Step 2: Convert to fraction form
    149,788.10/224,714.55 = 49,931.30/x
  3. Step 3: Cross multiply
    149,788.10x = 224,714.55 × 49,931.30
  4. Step 4: Simplify right side
    149,788.10x = 11,220,289,610.42
  5. Step 5: Solve for x
    x = 11,220,289,610.42/149,788.10
  6. Step 6: Final answer
    x = 74,907.75

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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.