Home / 175,093.08-262,721.67-86,298.15

Finding the Fourth Proportional to 175,093.08, 262,721.67 and 86,298.15

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Solution

The fourth proportional to 175,093.08, 262,721.67 and 86,298.15 is: 129,487.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,093.08 : 262,721.67 = 86,298.15 : x
  2. Step 2: Convert to fraction form
    175,093.08/262,721.67 = 86,298.15/x
  3. Step 3: Cross multiply
    175,093.08x = 262,721.67 × 86,298.15
  4. Step 4: Simplify right side
    175,093.08x = 22,672,394,085.91
  5. Step 5: Solve for x
    x = 22,672,394,085.91/175,093.08
  6. Step 6: Final answer
    x = 129,487.66

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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.