Home / 50,736.17-76,111.55-15,678.56

Finding the Fourth Proportional to 50,736.17, 76,111.55 and 15,678.56

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Solution

The fourth proportional to 50,736.17, 76,111.55 and 15,678.56 is: 23,520.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,736.17 : 76,111.55 = 15,678.56 : x
  2. Step 2: Convert to fraction form
    50,736.17/76,111.55 = 15,678.56/x
  3. Step 3: Cross multiply
    50,736.17x = 76,111.55 × 15,678.56
  4. Step 4: Simplify right side
    50,736.17x = 1,193,319,674.05
  5. Step 5: Solve for x
    x = 1,193,319,674.05/50,736.17
  6. Step 6: Final answer
    x = 23,520.10

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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.