Home / 54,420.30-81,630.45-41,201.10

Finding the Fourth Proportional to 54,420.30, 81,630.45 and 41,201.10

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Solution

The fourth proportional to 54,420.30, 81,630.45 and 41,201.10 is: 61,801.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,420.30 : 81,630.45 = 41,201.10 : x
  2. Step 2: Convert to fraction form
    54,420.30/81,630.45 = 41,201.10/x
  3. Step 3: Cross multiply
    54,420.30x = 81,630.45 × 41,201.10
  4. Step 4: Simplify right side
    54,420.30x = 3,363,264,333.50
  5. Step 5: Solve for x
    x = 3,363,264,333.50/54,420.30
  6. Step 6: Final answer
    x = 61,801.65

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1.5x scale

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.