Home / 264,900.17-397,136.29-87,296.33

Finding the Fourth Proportional to 264,900.17, 397,136.29 and 87,296.33

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Solution

The fourth proportional to 264,900.17, 397,136.29 and 87,296.33 is: 130,873.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,900.17 : 397,136.29 = 87,296.33 : x
  2. Step 2: Convert to fraction form
    264,900.17/397,136.29 = 87,296.33/x
  3. Step 3: Cross multiply
    264,900.17x = 397,136.29 × 87,296.33
  4. Step 4: Simplify right side
    264,900.17x = 34,668,540,626.82
  5. Step 5: Solve for x
    x = 34,668,540,626.82/264,900.17
  6. Step 6: Final answer
    x = 130,873.98

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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.