Home / 185,864.06-278,936.30-86,094.26

Finding the Fourth Proportional to 185,864.06, 278,936.30 and 86,094.26

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Solution

The fourth proportional to 185,864.06, 278,936.30 and 86,094.26 is: 129,206.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,864.06 : 278,936.30 = 86,094.26 : x
  2. Step 2: Convert to fraction form
    185,864.06/278,936.30 = 86,094.26/x
  3. Step 3: Cross multiply
    185,864.06x = 278,936.30 × 86,094.26
  4. Step 4: Simplify right side
    185,864.06x = 24,014,813,156.19
  5. Step 5: Solve for x
    x = 24,014,813,156.19/185,864.06
  6. Step 6: Final answer
    x = 129,206.33

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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.