Home / 226,981.06-340,494.63-86,857.54

Finding the Fourth Proportional to 226,981.06, 340,494.63 and 86,857.54

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Solution

The fourth proportional to 226,981.06, 340,494.63 and 86,857.54 is: 130,295.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,981.06 : 340,494.63 = 86,857.54 : x
  2. Step 2: Convert to fraction form
    226,981.06/340,494.63 = 86,857.54/x
  3. Step 3: Cross multiply
    226,981.06x = 340,494.63 × 86,857.54
  4. Step 4: Simplify right side
    226,981.06x = 29,574,525,945.01
  5. Step 5: Solve for x
    x = 29,574,525,945.01/226,981.06
  6. Step 6: Final answer
    x = 130,295.13

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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.