Home / 115,607.83-173,425.64-40,712.49

Finding the Fourth Proportional to 115,607.83, 173,425.64 and 40,712.49

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Solution

The fourth proportional to 115,607.83, 173,425.64 and 40,712.49 is: 61,073.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,607.83 : 173,425.64 = 40,712.49 : x
  2. Step 2: Convert to fraction form
    115,607.83/173,425.64 = 40,712.49/x
  3. Step 3: Cross multiply
    115,607.83x = 173,425.64 × 40,712.49
  4. Step 4: Simplify right side
    115,607.83x = 7,060,589,864.25
  5. Step 5: Solve for x
    x = 7,060,589,864.25/115,607.83
  6. Step 6: Final answer
    x = 61,073.63

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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.