Home / 165,672.95-248,583.33-86,768.82

Finding the Fourth Proportional to 165,672.95, 248,583.33 and 86,768.82

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Solution

The fourth proportional to 165,672.95, 248,583.33 and 86,768.82 is: 130,191.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,672.95 : 248,583.33 = 86,768.82 : x
  2. Step 2: Convert to fraction form
    165,672.95/248,583.33 = 86,768.82/x
  3. Step 3: Cross multiply
    165,672.95x = 248,583.33 × 86,768.82
  4. Step 4: Simplify right side
    165,672.95x = 21,569,282,215.77
  5. Step 5: Solve for x
    x = 21,569,282,215.77/165,672.95
  6. Step 6: Final answer
    x = 130,191.94

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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.