Home / 235,670.83-353,561.58-77,899.26

Finding the Fourth Proportional to 235,670.83, 353,561.58 and 77,899.26

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Solution

The fourth proportional to 235,670.83, 353,561.58 and 77,899.26 is: 116,867.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,670.83 : 353,561.58 = 77,899.26 : x
  2. Step 2: Convert to fraction form
    235,670.83/353,561.58 = 77,899.26/x
  3. Step 3: Cross multiply
    235,670.83x = 353,561.58 × 77,899.26
  4. Step 4: Simplify right side
    235,670.83x = 27,542,185,446.43
  5. Step 5: Solve for x
    x = 27,542,185,446.43/235,670.83
  6. Step 6: Final answer
    x = 116,867.18

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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.