Home / 42,165.30-62,940.34-36,844.86

Finding the Fourth Proportional to 42,165.30, 62,940.34 and 36,844.86

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Solution

The fourth proportional to 42,165.30, 62,940.34 and 36,844.86 is: 54,998.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,165.30 : 62,940.34 = 36,844.86 : x
  2. Step 2: Convert to fraction form
    42,165.30/62,940.34 = 36,844.86/x
  3. Step 3: Cross multiply
    42,165.30x = 62,940.34 × 36,844.86
  4. Step 4: Simplify right side
    42,165.30x = 2,319,028,015.65
  5. Step 5: Solve for x
    x = 2,319,028,015.65/42,165.30
  6. Step 6: Final answer
    x = 54,998.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.