Home / 50,720.01-76,010.70-19,098.32

Finding the Fourth Proportional to 50,720.01, 76,010.70 and 19,098.32

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Solution

The fourth proportional to 50,720.01, 76,010.70 and 19,098.32 is: 28,621.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,720.01 : 76,010.70 = 19,098.32 : x
  2. Step 2: Convert to fraction form
    50,720.01/76,010.70 = 19,098.32/x
  3. Step 3: Cross multiply
    50,720.01x = 76,010.70 × 19,098.32
  4. Step 4: Simplify right side
    50,720.01x = 1,451,676,363.59
  5. Step 5: Solve for x
    x = 1,451,676,363.59/50,720.01
  6. Step 6: Final answer
    x = 28,621.38

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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.