Home / 155,090.40-232,676.10-49,911.90

Finding the Fourth Proportional to 155,090.40, 232,676.10 and 49,911.90

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Solution

The fourth proportional to 155,090.40, 232,676.10 and 49,911.90 is: 74,880.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,090.40 : 232,676.10 = 49,911.90 : x
  2. Step 2: Convert to fraction form
    155,090.40/232,676.10 = 49,911.90/x
  3. Step 3: Cross multiply
    155,090.40x = 232,676.10 × 49,911.90
  4. Step 4: Simplify right side
    155,090.40x = 11,613,306,235.59
  5. Step 5: Solve for x
    x = 11,613,306,235.59/155,090.40
  6. Step 6: Final answer
    x = 74,880.88

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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.