Home / 115,753.84-173,663.63-36,874.15

Finding the Fourth Proportional to 115,753.84, 173,663.63 and 36,874.15

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Solution

The fourth proportional to 115,753.84, 173,663.63 and 36,874.15 is: 55,321.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,753.84 : 173,663.63 = 36,874.15 : x
  2. Step 2: Convert to fraction form
    115,753.84/173,663.63 = 36,874.15/x
  3. Step 3: Cross multiply
    115,753.84x = 173,663.63 × 36,874.15
  4. Step 4: Simplify right side
    115,753.84x = 6,403,698,261.91
  5. Step 5: Solve for x
    x = 6,403,698,261.91/115,753.84
  6. Step 6: Final answer
    x = 55,321.69

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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.