Home / 296,561.34-444,907.62-86,181.66

Finding the Fourth Proportional to 296,561.34, 444,907.62 and 86,181.66

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Solution

The fourth proportional to 296,561.34, 444,907.62 and 86,181.66 is: 129,291.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,561.34 : 444,907.62 = 86,181.66 : x
  2. Step 2: Convert to fraction form
    296,561.34/444,907.62 = 86,181.66/x
  3. Step 3: Cross multiply
    296,561.34x = 444,907.62 × 86,181.66
  4. Step 4: Simplify right side
    296,561.34x = 38,342,877,238.25
  5. Step 5: Solve for x
    x = 38,342,877,238.25/296,561.34
  6. Step 6: Final answer
    x = 129,291.56

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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.