Home / 192,923.81-289,281.34-153,198.36

Finding the Fourth Proportional to 192,923.81, 289,281.34 and 153,198.36

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Solution

The fourth proportional to 192,923.81, 289,281.34 and 153,198.36 is: 229,714.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,923.81 : 289,281.34 = 153,198.36 : x
  2. Step 2: Convert to fraction form
    192,923.81/289,281.34 = 153,198.36/x
  3. Step 3: Cross multiply
    192,923.81x = 289,281.34 × 153,198.36
  4. Step 4: Simplify right side
    192,923.81x = 44,317,427,225.40
  5. Step 5: Solve for x
    x = 44,317,427,225.40/192,923.81
  6. Step 6: Final answer
    x = 229,714.66

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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.