Home / 79,832.48-119,451.96-50,111.20

Finding the Fourth Proportional to 79,832.48, 119,451.96 and 50,111.20

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Solution

The fourth proportional to 79,832.48, 119,451.96 and 50,111.20 is: 74,980.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,832.48 : 119,451.96 = 50,111.20 : x
  2. Step 2: Convert to fraction form
    79,832.48/119,451.96 = 50,111.20/x
  3. Step 3: Cross multiply
    79,832.48x = 119,451.96 × 50,111.20
  4. Step 4: Simplify right side
    79,832.48x = 5,985,881,057.95
  5. Step 5: Solve for x
    x = 5,985,881,057.95/79,832.48
  6. Step 6: Final answer
    x = 74,980.52

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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.