Home / 115,670.34-173,502.27-36,789.30

Finding the Fourth Proportional to 115,670.34, 173,502.27 and 36,789.30

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Solution

The fourth proportional to 115,670.34, 173,502.27 and 36,789.30 is: 55,182.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,670.34 : 173,502.27 = 36,789.30 : x
  2. Step 2: Convert to fraction form
    115,670.34/173,502.27 = 36,789.30/x
  3. Step 3: Cross multiply
    115,670.34x = 173,502.27 × 36,789.30
  4. Step 4: Simplify right side
    115,670.34x = 6,383,027,061.71
  5. Step 5: Solve for x
    x = 6,383,027,061.71/115,670.34
  6. Step 6: Final answer
    x = 55,182.92

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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.