Home / 86,578.35-119,457.84-52,585.89

Finding the Fourth Proportional to 86,578.35, 119,457.84 and 52,585.89

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Solution

The fourth proportional to 86,578.35, 119,457.84 and 52,585.89 is: 72,556.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,578.35 : 119,457.84 = 52,585.89 : x
  2. Step 2: Convert to fraction form
    86,578.35/119,457.84 = 52,585.89/x
  3. Step 3: Cross multiply
    86,578.35x = 119,457.84 × 52,585.89
  4. Step 4: Simplify right side
    86,578.35x = 6,281,796,833.88
  5. Step 5: Solve for x
    x = 6,281,796,833.88/86,578.35
  6. Step 6: Final answer
    x = 72,556.21

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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.