Home / 82,530.93-113,776.32-58,648.89

Finding the Fourth Proportional to 82,530.93, 113,776.32 and 58,648.89

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Solution

The fourth proportional to 82,530.93, 113,776.32 and 58,648.89 is: 80,852.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,530.93 : 113,776.32 = 58,648.89 : x
  2. Step 2: Convert to fraction form
    82,530.93/113,776.32 = 58,648.89/x
  3. Step 3: Cross multiply
    82,530.93x = 113,776.32 × 58,648.89
  4. Step 4: Simplify right side
    82,530.93x = 6,672,854,876.28
  5. Step 5: Solve for x
    x = 6,672,854,876.28/82,530.93
  6. Step 6: Final answer
    x = 80,852.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.