Home / 42,093.80-63,138.22-15,796.32

Finding the Fourth Proportional to 42,093.80, 63,138.22 and 15,796.32

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Solution

The fourth proportional to 42,093.80, 63,138.22 and 15,796.32 is: 23,693.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,093.80 : 63,138.22 = 15,796.32 : x
  2. Step 2: Convert to fraction form
    42,093.80/63,138.22 = 15,796.32/x
  3. Step 3: Cross multiply
    42,093.80x = 63,138.22 × 15,796.32
  4. Step 4: Simplify right side
    42,093.80x = 997,351,527.35
  5. Step 5: Solve for x
    x = 997,351,527.35/42,093.80
  6. Step 6: Final answer
    x = 23,693.55

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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.