Home / 153,936.40-230,977.69-106,624.30

Finding the Fourth Proportional to 153,936.40, 230,977.69 and 106,624.30

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Solution

The fourth proportional to 153,936.40, 230,977.69 and 106,624.30 is: 159,987.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,936.40 : 230,977.69 = 106,624.30 : x
  2. Step 2: Convert to fraction form
    153,936.40/230,977.69 = 106,624.30/x
  3. Step 3: Cross multiply
    153,936.40x = 230,977.69 × 106,624.30
  4. Step 4: Simplify right side
    153,936.40x = 24,627,833,356.98
  5. Step 5: Solve for x
    x = 24,627,833,356.98/153,936.40
  6. Step 6: Final answer
    x = 159,987.07

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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.